{"id":96,"date":"2026-09-20T10:55:38","date_gmt":"2026-09-20T02:55:38","guid":{"rendered":"https:\/\/decagrammaton.xyz\/?p=96"},"modified":"2026-09-18T10:57:34","modified_gmt":"2026-09-18T02:57:34","slug":"012-c%e8%af%ad%e8%a8%80%e9%a2%84%e5%a4%84%e7%90%86%e4%b8%8e%e5%a4%b4%e6%96%87%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/decagrammaton.xyz\/?p=96","title":{"rendered":"012-C\u8bed\u8a00\u9884\u5904\u7406\u4e0e\u5934\u6587\u4ef6"},"content":{"rendered":"\n
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\u524d\u9762\u6211\u4eec\u5df2\u7ecf\u5b66\u4e60\u4e86\uff1a<\/p>\n\n\n\n

\u6570\u7ec4\n\u51fd\u6570\n\u6307\u9488\n\u7ed3\u6784\u4f53\n\u52a8\u6001\u5185\u5b58\n\u6587\u4ef6\u64cd\u4f5c<\/code><\/pre>\n\n\n\n
\u968f\u7740\u7a0b\u5e8f\u8d8a\u6765\u8d8a\u5927\uff0c\u4f1a\u9047\u5230\u4e00\u4e2a\u95ee\u9898\uff1a<\/p>\n\n\n\n
\u4e00\u4e2a C \u6587\u4ef6\n\u2193\n\u51e0\u767e\u884c\n\u2193\n\u51e0\u5343\u884c\n\u2193\n\u8d8a\u6765\u8d8a\u96be\u7ef4\u62a4<\/code><\/pre>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>void<\/span> print_student(...);<\/span><\/span>\n<\/a>void<\/span> add_score(...);<\/span><\/span>\n<\/a>void<\/span> save_student(...);<\/span><\/span>\n<\/a>void<\/span> load_student(...);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5982\u679c\u5168\u90e8\u5199\u5728\uff1a<\/p>\n\n\n\n
main.c<\/code><\/pre>\n\n\n\n
\u91cc\u9762\uff0c\u4ee3\u7801\u4f1a\u8d8a\u6765\u8d8a\u4e71\u3002<\/p>\n\n\n\n
\u8fd9\u65f6\u5019\u5c31\u9700\u8981\uff1a<\/p>\n\n\n\n
\u9884\u5904\u7406\u5668\n+\n\u5934\u6587\u4ef6\n+\n\u591a\u4e2a .c \u6587\u4ef6<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u4e00\u3001\u4ec0\u4e48\u662f\u9884\u5904\u7406<\/h1>\n\n\n\n
C \u7a0b\u5e8f\u5728\u771f\u6b63\u7f16\u8bd1\u4e4b\u524d\uff0c\u4f1a\u5148\u7ecf\u8fc7\u4e00\u4e2a\uff1a<\/p>\n\n\n\n
\u9884\u5904\u7406\u9636\u6bb5\u3002<\/strong><\/p>\n\n\n\n
\u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u6210\uff1a<\/p>\n\n\n\n
.c \u6e90\u4ee3\u7801\n   \u2193\n\u9884\u5904\u7406\n   \u2193\n\u9884\u5904\u7406\u540e\u7684\u4ee3\u7801\n   \u2193\n\u7f16\u8bd1\n   \u2193\n\u76ee\u6807\u6587\u4ef6\n   \u2193\n\u94fe\u63a5\n   \u2193\n\u53ef\u6267\u884c\u6587\u4ef6<\/code><\/pre>\n\n\n\n
\u9884\u5904\u7406\u5668\u4e3b\u8981\u5904\u7406\uff1a<\/p>\n\n\n\n
<\/a>#<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5f00\u5934\u7684\u6307\u4ee4\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span><stdio.h><\/span><\/span>\n<\/a>#define PI <\/span>3.14159<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u4e9b\u90fd\u5c5e\u4e8e\uff1a<\/p>\n\n\n\n
\u9884\u5904\u7406\u6307\u4ee4\u3002<\/strong><\/p>\n\n\n\n
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\u4e8c\u3001\u9884\u5904\u7406\u6307\u4ee4<\/h1>\n\n\n\n
\u5e38\u89c1\u7684\u9884\u5904\u7406\u6307\u4ee4\uff1a<\/p>\n\n\n\n
#include\n#define\n#undef\n#if\n#ifdef\n#ifndef\n#else\n#elif\n#endif<\/code><\/pre>\n\n\n\n
\u540e\u9762\u8fd8\u4f1a\u770b\u5230\uff1a<\/p>\n\n\n\n
#pragma\n#error<\/code><\/pre>\n\n\n\n
\u672c\u7ae0\u5148\u638c\u63e1\u4e3b\u8981\u90e8\u5206\u3002<\/p>\n\n\n\n
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\u4e09\u3001#include<\/h1>\n\n\n\n
\u524d\u9762\u7ecf\u5e38\u770b\u5230\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span><stdio.h><\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5b83\u5b9e\u9645\u4e0a\u5c31\u662f\uff1a<\/p>\n\n\n\n
\u8ba9\u9884\u5904\u7406\u5668\u628a\u6307\u5b9a\u7684\u5934\u6587\u4ef6\u5185\u5bb9\u5305\u542b\u8fdb\u5f53\u524d\u6e90\u6587\u4ef6\u3002<\/strong><\/p>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span><stdio.h><\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u53ef\u4ee5\u7406\u89e3\u6210\uff1a<\/p>\n\n\n\n
main.c\n +\nstdio.h\n \u2193\n\u9884\u5904\u7406\u540e\u7684\u6e90\u4ee3\u7801<\/code><\/pre>\n\n\n\n
\u6240\u4ee5 #include<\/code> \u5e76\u4e0d\u662f\u666e\u901a\u7684 C \u51fd\u6570\u3002<\/p>\n\n\n\n
\u5b83\u662f\uff1a<\/p>\n\n\n\n
\u9884\u5904\u7406\u6307\u4ee4\u3002<\/strong><\/p>\n\n\n\n
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\u56db\u3001\u4e3a\u4ec0\u4e48\u9700\u8981 #include<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>printf(<\/span>\"Hello<\/span>\\n<\/span>\"<\/span>);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
printf()<\/code> \u7684\u58f0\u660e\u5728\uff1a<\/p>\n\n\n\n
<\/a>stdio.<\/span>h<\/span><\/code><\/pre><\/div>\n\n\n\n
\u91cc\u9762\u3002<\/p>\n\n\n\n
\u56e0\u6b64\u901a\u5e38\u9700\u8981\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span><stdio.h><\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u540c\u6837\uff1a<\/p>\n\n\n\n
<\/a>malloc()<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u9700\u8981\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span><stdlib.h><\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span><stdio.h><\/span><\/span>\n<\/a>#include <\/span><stdlib.h><\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\n\n\n\n
\u4e94\u3001\u7cfb\u7edf\u5934\u6587\u4ef6\u548c\u81ea\u5df1\u7684\u5934\u6587\u4ef6<\/h1>\n\n\n\n
\u5e38\u89c1\u7684\u7cfb\u7edf\u5934\u6587\u4ef6\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span><stdio.h><\/span><\/span>\n<\/a>#include <\/span><stdlib.h><\/span><\/span>\n<\/a>#include <\/span><string.h><\/span><\/span>\n<\/a>#include <\/span><math.h><\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4f7f\u7528\uff1a<\/p>\n\n\n\n
< ><\/code><\/pre>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span><stdio.h><\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u800c\u81ea\u5df1\u5199\u7684\u5934\u6587\u4ef6\u901a\u5e38\u4f7f\u7528\uff1a<\/p>\n\n\n\n
\" \"<\/code><\/pre>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span>\"student.h\"<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u53ef\u4ee5\u7b80\u5355\u8bb0\uff1a<\/p>\n\n\n\n
\u7cfb\u7edf\u5934\u6587\u4ef6\n\u2193\n#include <stdio.h>\n\n\u81ea\u5df1\u7684\u5934\u6587\u4ef6\n\u2193\n#include \"student.h\"<\/code><\/pre>\n\n\n\n
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\u516d\u3001\u5934\u6587\u4ef6\u662f\u4ec0\u4e48<\/h1>\n\n\n\n
\u5934\u6587\u4ef6\u901a\u5e38\u4f7f\u7528\uff1a<\/p>\n\n\n\n
.h<\/code><\/pre>\n\n\n\n
\u4f5c\u4e3a\u6269\u5c55\u540d\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
student.h\nmath_utils.h\nconfig.h<\/code><\/pre>\n\n\n\n
\u5934\u6587\u4ef6\u901a\u5e38\u7528\u6765\u653e\uff1a<\/p>\n\n\n\n
\u51fd\u6570\u58f0\u660e\n\u7ed3\u6784\u4f53\u5b9a\u4e49\ntypedef\n\u5b8f\n\u5e38\u91cf\n\u679a\u4e3e\n\u7c7b\u578b\u58f0\u660e<\/code><\/pre>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>\/\/ student.h<\/span><\/span>\n<\/a><\/span>\n<\/a>typedef<\/span> struct<\/span> {<\/span><\/span>\n<\/a>    char<\/span> name[<\/span>50<\/span>];<\/span><\/span>\n<\/a>    int<\/span> age;<\/span><\/span>\n<\/a>    double<\/span> score;<\/span><\/span>\n<\/a>}<\/span> Student;<\/span><\/span>\n<\/a><\/span>\n<\/a>void<\/span> print_student(<\/span>Student *<\/span>p);<\/span><\/span>\n<\/a>void<\/span> add_score(<\/span>Student *<\/span>p,<\/span> double<\/span> score);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
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\u4e03\u3001\u51fd\u6570\u58f0\u660e\u653e\u8fdb\u5934\u6587\u4ef6<\/h1>\n\n\n\n
\u5047\u8bbe\u6709\u4e00\u4e2a\u51fd\u6570\uff1a<\/p>\n\n\n\n
<\/a>void<\/span> hello()<\/span> {<\/span><\/span>\n<\/a>    printf(<\/span>\"Hello<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a>}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5982\u679c\u5176\u4ed6 .c<\/code> \u6587\u4ef6\u9700\u8981\u4f7f\u7528\u8fd9\u4e2a\u51fd\u6570\uff0c\u53ef\u4ee5\u628a\uff1a<\/p>\n\n\n\n
<\/a>void<\/span> hello();<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u653e\u5230\uff1a<\/p>\n\n\n\n
hello.h<\/code><\/pre>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>\/\/ hello.h<\/span><\/span>\n<\/a><\/span>\n<\/a>void<\/span> hello();<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7136\u540e\uff1a<\/p>\n\n\n\n
<\/a>\/\/ hello.c<\/span><\/span>\n<\/a><\/span>\n<\/a>#include <\/span><stdio.h><\/span><\/span>\n<\/a>#include <\/span>\"hello.h\"<\/span><\/span>\n<\/a><\/span>\n<\/a>void<\/span> hello()<\/span> {<\/span><\/span>\n<\/a>    printf(<\/span>\"Hello<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a>}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u6700\u540e\uff1a<\/p>\n\n\n\n
<\/a>\/\/ main.c<\/span><\/span>\n<\/a><\/span>\n<\/a>#include <\/span>\"hello.h\"<\/span><\/span>\n<\/a><\/span>\n<\/a>int<\/span> main()<\/span> {<\/span><\/span>\n<\/a>    hello();<\/span><\/span>\n<\/a><\/span>\n<\/a>    return<\/span> 0<\/span>;<\/span><\/span>\n<\/a>}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u6837\uff1a<\/p>\n\n\n\n
main.c\n \u2193\n#include \"hello.h\"\n \u2193\n\u77e5\u9053 hello() \u7684\u58f0\u660e\n \u2193\n\u8c03\u7528 hello()<\/code><\/pre>\n\n\n\n
\u771f\u6b63\u7684\u51fd\u6570\u5b9e\u73b0\u5219\u5728\uff1a<\/p>\n\n\n\n
hello.c<\/code><\/pre>\n\n\n\n
\u91cc\u9762\u3002<\/p>\n\n\n\n
\n\n\n\n
\u516b\u3001\u58f0\u660e\u548c\u5b9a\u4e49<\/h1>\n\n\n\n
\u8fd9\u4e2a\u6982\u5ff5\u975e\u5e38\u91cd\u8981\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>void<\/span> hello();<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u662f\uff1a<\/p>\n\n\n\n
\u58f0\u660e\uff08declaration\uff09<\/strong><\/p>\n\n\n\n
\u8868\u793a\uff1a<\/p>\n\n\n\n
\u6709\u4e00\u4e2a\u53eb hello \u7684\u51fd\u6570\n\u5b83\u7684\u53c2\u6570\u548c\u8fd4\u56de\u503c\u662f\u8fd9\u6837<\/code><\/pre>\n\n\n\n
\u800c\uff1a<\/p>\n\n\n\n
<\/a>void<\/span> hello()<\/span> {<\/span><\/span>\n<\/a>    printf(<\/span>\"Hello<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a>}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u662f\uff1a<\/p>\n\n\n\n
\u5b9a\u4e49\uff08definition\uff09<\/strong><\/p>\n\n\n\n
\u771f\u6b63\u63d0\u4f9b\u51fd\u6570\u5b9e\u73b0\u3002<\/p>\n\n\n\n
\u53ef\u4ee5\u7b80\u5355\u8bb0\uff1a<\/p>\n\n\n\n
\u58f0\u660e\n\u2193\n\u544a\u8bc9\u7f16\u8bd1\u5668\u201c\u6709\u8fd9\u4e2a\u4e1c\u897f\u201d\n\n\u5b9a\u4e49\n\u2193\n\u771f\u6b63\u521b\u5efa\/\u5b9e\u73b0\u8fd9\u4e2a\u4e1c\u897f<\/code><\/pre>\n\n\n\n
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\u4e5d\u3001\u4e3a\u4ec0\u4e48\u5934\u6587\u4ef6\u653e\u58f0\u660e<\/h1>\n\n\n\n
\u5047\u8bbe\uff1a<\/p>\n\n\n\n
main.c\nhello.c\nhello.h<\/code><\/pre>\n\n\n\n
\u5176\u4e2d\uff1a<\/p>\n\n\n\n
hello.h\n\u2193\n\u58f0\u660e\n\nhello.c\n\u2193\n\u5b9e\u73b0\n\nmain.c\n\u2193\n\u4f7f\u7528<\/code><\/pre>\n\n\n\n
\u7ed3\u6784\uff1a<\/p>\n\n\n\n
main.c\n   \u2502\n   \u2514\u2500\u2500 include\n          \u2193\n       hello.h\n          \u2193\n       \u77e5\u9053\u51fd\u6570\u58f0\u660e\n          \nhello.c\n   \u2502\n   \u2514\u2500\u2500 \u5b9e\u73b0\u51fd\u6570<\/code><\/pre>\n\n\n\n
\u8fd9\u6837\u5c31\u628a\u4ee3\u7801\u62c6\u5f00\u4e86\u3002<\/p>\n\n\n\n
\n\n\n\n
\u5341\u3001\u4e00\u4e2a\u5b8c\u6574\u7684\u591a\u6587\u4ef6\u4f8b\u5b50<\/h1>\n\n\n\n
\u76ee\u5f55\uff1a<\/p>\n\n\n\n
project\/\n\u251c\u2500 main.c\n\u251c\u2500 student.c\n\u2514\u2500 student.h<\/code><\/pre>\n\n\n\n
student.h<\/code>\uff1a<\/p>\n\n\n\n
<\/a>#ifndef STUDENT_H<\/span><\/span>\n<\/a>#define STUDENT_H<\/span><\/span>\n<\/a><\/span>\n<\/a>typedef<\/span> struct<\/span> {<\/span><\/span>\n<\/a>    char<\/span> name[<\/span>50<\/span>];<\/span><\/span>\n<\/a>    int<\/span> age;<\/span><\/span>\n<\/a>    double<\/span> score;<\/span><\/span>\n<\/a>}<\/span> Student;<\/span><\/span>\n<\/a><\/span>\n<\/a>void<\/span> print_student(<\/span>Student *<\/span>p);<\/span><\/span>\n<\/a>void<\/span> add_score(<\/span>Student *<\/span>p,<\/span> double<\/span> score);<\/span><\/span>\n<\/a><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
student.c<\/code>\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span><stdio.h><\/span><\/span>\n<\/a>#include <\/span>\"student.h\"<\/span><\/span>\n<\/a><\/span>\n<\/a>void<\/span> print_student(<\/span>Student *<\/span>p)<\/span> {<\/span><\/span>\n<\/a>    printf(<\/span>\"\u59d3\u540d: <\/span>%s\\n<\/span>\"<\/span>,<\/span> p-><\/span>name);<\/span><\/span>\n<\/a>    printf(<\/span>\"\u5e74\u9f84: <\/span>%d\\n<\/span>\"<\/span>,<\/span> p-><\/span>age);<\/span><\/span>\n<\/a>    printf(<\/span>\"\u6210\u7ee9: <\/span>%.2f\\n<\/span>\"<\/span>,<\/span> p-><\/span>score);<\/span><\/span>\n<\/a>}<\/span><\/span>\n<\/a><\/span>\n<\/a>void<\/span> add_score(<\/span>Student *<\/span>p,<\/span> double<\/span> score)<\/span> {<\/span><\/span>\n<\/a>    p-><\/span>score +=<\/span> score;<\/span><\/span>\n<\/a>}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
main.c<\/code>\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span>\"student.h\"<\/span><\/span>\n<\/a><\/span>\n<\/a>int<\/span> main()<\/span> {<\/span><\/span>\n<\/a><\/span>\n<\/a>    Student s =<\/span> {<\/span><\/span>\n<\/a>        \"Alice\"<\/span>,<\/span><\/span>\n<\/a>        18<\/span>,<\/span><\/span>\n<\/a>        95.5<\/span><\/span>\n<\/a>    };<\/span><\/span>\n<\/a><\/span>\n<\/a>    print_student(&<\/span>s);<\/span><\/span>\n<\/a><\/span>\n<\/a>    add_score(&<\/span>s,<\/span> 2.0<\/span>);<\/span><\/span>\n<\/a><\/span>\n<\/a>    print_student(&<\/span>s);<\/span><\/span>\n<\/a><\/span>\n<\/a>    return<\/span> 0<\/span>;<\/span><\/span>\n<\/a>}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u73b0\u5728\uff1a<\/p>\n\n\n\n
main.c\n\u2193\n\u8d1f\u8d23\u4e3b\u7a0b\u5e8f\n\nstudent.c\n\u2193\n\u8d1f\u8d23\u5b66\u751f\u76f8\u5173\u51fd\u6570\n\nstudent.h\n\u2193\n\u8d1f\u8d23\u5bf9\u5916\u63d0\u4f9b\u58f0\u660e<\/code><\/pre>\n\n\n\n
\u8fd9\u5c31\u662f\u6700\u57fa\u7840\u7684\uff1a<\/p>\n\n\n\n
\u591a\u6587\u4ef6\u7f16\u7a0b\u3002<\/strong><\/p>\n\n\n\n
\n\n\n\n
\u5341\u4e00\u3001#define<\/h1>\n\n\n\n
#define<\/code> \u7528\u6765\u5b9a\u4e49\uff1a<\/p>\n\n\n\n
\u5b8f\uff08macro\uff09<\/strong><\/p>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#define PI <\/span>3.14159<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4e4b\u540e\uff1a<\/p>\n\n\n\n
<\/a>printf(<\/span>\"<\/span>%f\\n<\/span>\"<\/span>,<\/span> PI);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u9884\u5904\u7406\u9636\u6bb5\u4f1a\u628a\uff1a<\/p>\n\n\n\n
PI<\/code><\/pre>\n\n\n\n
\u66ff\u6362\u6210\uff1a<\/p>\n\n\n\n
3.14159<\/code><\/pre>\n\n\n\n
\u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u4e3a\uff1a<\/p>\n\n\n\n
#define PI 3.14159\n\nPI\n\u2193\n3.14159<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u5341\u4e8c\u3001\u4e3a\u4ec0\u4e48\u4f7f\u7528 #define<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#define MAX_SIZE <\/span>100<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4e4b\u540e\uff1a<\/p>\n\n\n\n
<\/a>int<\/span> arr[<\/span>MAX_SIZE];<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5982\u679c\u4ee5\u540e\u60f3\u6539\u6210\uff1a<\/p>\n\n\n\n
200<\/code><\/pre>\n\n\n\n
\u53ea\u9700\u8981\u4fee\u6539\uff1a<\/p>\n\n\n\n
<\/a>#define MAX_SIZE <\/span>200<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u800c\u4e0d\u7528\u5230\u5904\u5bfb\u627e\uff1a<\/p>\n\n\n\n
100<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u5341\u4e09\u3001\u5b8f\u5e38\u91cf<\/h1>\n\n\n\n
\u5e38\u89c1\u5199\u6cd5\uff1a<\/p>\n\n\n\n
<\/a>#define MAX_STUDENTS <\/span>100<\/span><\/span>\n<\/a>#define NAME_SIZE <\/span>50<\/span><\/span>\n<\/a>#define PI <\/span>3.1415926<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>char<\/span> name[<\/span>NAME_SIZE];<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u6837\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n
\n\n\n\n
\u5341\u56db\u3001#define \u548c\u53d8\u91cf\u7684\u533a\u522b<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#define MAX_SIZE <\/span>100<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u548c\uff1a<\/p>\n\n\n\n
<\/a>int<\/span> max_size =<\/span> 100<\/span>;<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5e76\u4e0d\u662f\u4e00\u56de\u4e8b\u3002<\/p>\n\n\n\n
#define<\/code>\uff1a<\/p>\n\n\n\n
\u9884\u5904\u7406\u9636\u6bb5\n\u2193\n\u6587\u672c\u66ff\u6362<\/code><\/pre>\n\n\n\n
\u53d8\u91cf\uff1a<\/p>\n\n\n\n
\u7f16\u8bd1\u540e\n\u2193\n\u771f\u6b63\u5b58\u5728\u4e8e\u7a0b\u5e8f\u7684\u6570\u636e<\/code><\/pre>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#define MAX_SIZE <\/span>100<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5b83\u672c\u8eab\u5e76\u4e0d\u662f\u4e00\u4e2a int<\/code> \u53d8\u91cf\u3002<\/p>\n\n\n\n
\n\n\n\n
\u5341\u4e94\u3001\u5b8f\u51fd\u6570<\/h1>\n\n\n\n
#define<\/code> \u8fd8\u53ef\u4ee5\u5b9a\u4e49\u5e26\u53c2\u6570\u7684\u5b8f\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#define MAX<\/span>(<\/span>a<\/span>,<\/span> b<\/span>)<\/span> <\/span>((<\/span>a<\/span>)<\/span> <\/span>><\/span> <\/span>(<\/span>b<\/span>)<\/span> <\/span>?<\/span> <\/span>(<\/span>a<\/span>)<\/span> <\/span>:<\/span> <\/span>(<\/span>b<\/span>))<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7136\u540e\uff1a<\/p>\n\n\n\n
<\/a>printf(<\/span>\"<\/span>%d\\n<\/span>\"<\/span>,<\/span> MAX(<\/span>10<\/span>,<\/span> 20<\/span>));<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7ed3\u679c\uff1a<\/p>\n\n\n\n
20<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u5341\u516d\u3001\u4e3a\u4ec0\u4e48\u5b8f\u9700\u8981\u62ec\u53f7<\/h1>\n\n\n\n
\u4e0d\u8981\u968f\u610f\u5199\uff1a<\/p>\n\n\n\n
<\/a>#define SQUARE<\/span>(<\/span>x<\/span>)<\/span> x <\/span>*<\/span> x<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7136\u540e\uff1a<\/p>\n\n\n\n
<\/a>SQUARE(<\/span>2<\/span> +<\/span> 3<\/span>)<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5c55\u5f00\u4ee5\u540e\u53ef\u80fd\u53d8\u6210\uff1a<\/p>\n\n\n\n
<\/a>2<\/span> +<\/span> 3<\/span> *<\/span> 2<\/span> +<\/span> 3<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7ed3\u679c\u4e0d\u662f\uff1a<\/p>\n\n\n\n
25<\/code><\/pre>\n\n\n\n
\u800c\u662f\uff1a<\/p>\n\n\n\n
11<\/code><\/pre>\n\n\n\n
\u66f4\u5b89\u5168\u7684\u5199\u6cd5\uff1a<\/p>\n\n\n\n
<\/a>#define SQUARE<\/span>(<\/span>x<\/span>)<\/span> <\/span>((<\/span>x<\/span>)<\/span> <\/span>*<\/span> <\/span>(<\/span>x<\/span>))<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u6837\uff1a<\/p>\n\n\n\n
<\/a>SQUARE(<\/span>2<\/span> +<\/span> 3<\/span>)<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5c55\u5f00\u4e3a\uff1a<\/p>\n\n\n\n
<\/a>((<\/span>2<\/span> +<\/span> 3<\/span>)<\/span> *<\/span> (<\/span>2<\/span> +<\/span> 3<\/span>))<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7ed3\u679c\uff1a<\/p>\n\n\n\n
25<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u5341\u4e03\u3001\u5b8f\u7684\u53e6\u4e00\u4e2a\u95ee\u9898<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#define SQUARE<\/span>(<\/span>x<\/span>)<\/span> <\/span>((<\/span>x<\/span>)<\/span> <\/span>*<\/span> <\/span>(<\/span>x<\/span>))<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7136\u540e\uff1a<\/p>\n\n\n\n
<\/a>int<\/span> i =<\/span> 3<\/span>;<\/span><\/span>\n<\/a><\/span>\n<\/a>SQUARE(<\/span>i++);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5c55\u5f00\u540e\u76f8\u5f53\u4e8e\uff1a<\/p>\n\n\n\n
<\/a>((<\/span>i++)<\/span> *<\/span> (<\/span>i++))<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
i<\/code> \u88ab\u589e\u52a0\u4e86\u4e24\u6b21\u3002<\/p>\n\n\n\n
\u6240\u4ee5\uff1a<\/p>\n\n\n\n
\u5b8f\u51fd\u6570\u5e76\u4e0d\u7b49\u540c\u4e8e\u666e\u901a\u51fd\u6570\u3002<\/strong><\/p>\n\n\n\n
\u5b8f\u53ea\u662f\u9884\u5904\u7406\u9636\u6bb5\u7684\u66ff\u6362\u3002<\/p>\n\n\n\n
\n\n\n\n
\u5341\u516b\u3001\u5b8f\u548c\u51fd\u6570\u600e\u4e48\u9009<\/h1>\n\n\n\n
\u666e\u901a\u8ba1\u7b97\u901a\u5e38\u63a8\u8350\u4f7f\u7528\uff1a<\/p>\n\n\n\n
<\/a>int<\/span> max(<\/span>int<\/span> a,<\/span> int<\/span> b);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u800c\u4e0d\u662f\u5230\u5904\u4f7f\u7528\u590d\u6742\u5b8f\u3002<\/p>\n\n\n\n
#define<\/code> \u66f4\u9002\u5408\uff1a<\/p>\n\n\n\n
\u7b80\u5355\u5e38\u91cf\n\u6761\u4ef6\u7f16\u8bd1\n\u5934\u6587\u4ef6\u63a7\u5236\n\u4e00\u4e9b\u786e\u5b9e\u9700\u8981\u9884\u5904\u7406\u5668\u7684\u573a\u666f<\/code><\/pre>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#define MAX_STUDENTS <\/span>100<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5c31\u5f88\u5e38\u89c1\u3002<\/p>\n\n\n\n
\n\n\n\n
\u5341\u4e5d\u3001#undef<\/h1>\n\n\n\n
\u53ef\u4ee5\u53d6\u6d88\u4e00\u4e2a\u5b8f\uff1a<\/p>\n\n\n\n
<\/a>#define MAX_SIZE <\/span>100<\/span><\/span>\n<\/a>#undef MAX_SIZE<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4e4b\u540e\uff1a<\/p>\n\n\n\n
MAX_SIZE<\/code><\/pre>\n\n\n\n
\u5c31\u4e0d\u518d\u662f\u8fd9\u4e2a\u5b8f\u3002<\/p>\n\n\n\n
\u4e00\u822c\u4f7f\u7528\u4e0d\u591a\uff0c\u4f46\u5e94\u8be5\u77e5\u9053\u5b83\u5b58\u5728\u3002<\/p>\n\n\n\n
\n\n\n\n
\u4e8c\u5341\u3001\u6761\u4ef6\u7f16\u8bd1<\/h1>\n\n\n\n
\u9884\u5904\u7406\u5668\u8fd8\u53ef\u4ee5\u6839\u636e\u6761\u4ef6\u51b3\u5b9a\uff1a<\/p>\n\n\n\n
\u54ea\u4e9b\u4ee3\u7801\u53c2\u4e0e\u7f16\u8bd1\u3002<\/strong><\/p>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#ifdef DEBUG<\/span><\/span>\n<\/a><\/span>\n<\/a>printf(<\/span>\"debug<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5982\u679c\u5b9a\u4e49\u4e86\uff1a<\/p>\n\n\n\n
<\/a>DEBUG<\/span><\/code><\/pre><\/div>\n\n\n\n
\u90a3\u4e48\u4ee3\u7801\u4f1a\u4fdd\u7559\u3002<\/p>\n\n\n\n
\u5982\u679c\u6ca1\u6709\u5b9a\u4e49\uff1a<\/p>\n\n\n\n
\u8fd9\u6bb5\u4ee3\u7801\u4e0d\u4f1a\u8fdb\u5165\u540e\u9762\u7684\u7f16\u8bd1\u8fc7\u7a0b<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u4e8c\u5341\u4e00\u3001#ifdef<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#define DEBUG<\/span><\/span>\n<\/a><\/span>\n<\/a>#ifdef DEBUG<\/span><\/span>\n<\/a>printf(<\/span>\"Debug Mode<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u56e0\u4e3a\uff1a<\/p>\n\n\n\n
<\/a>DEBUG<\/span><\/code><\/pre><\/div>\n\n\n\n
\u5df2\u7ecf\u88ab\u5b9a\u4e49\uff0c\u6240\u4ee5\uff1a<\/p>\n\n\n\n
<\/a>printf(<\/span>\"Debug Mode<\/span>\\n<\/span>\"<\/span>);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4f1a\u53c2\u4e0e\u7f16\u8bd1\u3002<\/p>\n\n\n\n
\n\n\n\n
\u4e8c\u5341\u4e8c\u3001#ifndef<\/h1>\n\n\n\n
#ifndef<\/code>\uff1a<\/p>\n\n\n\n
if not defined<\/strong><\/p>\n\n\n\n
\u610f\u601d\u662f\uff1a<\/p>\n\n\n\n
\u5982\u679c\u6ca1\u6709\u5b9a\u4e49\u3002<\/strong><\/p>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#ifndef DEBUG<\/span><\/span>\n<\/a>printf(<\/span>\"DEBUG \u6ca1\u6709\u5b9a\u4e49<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\n\n\n\n
\u4e8c\u5341\u4e09\u3001\u5934\u6587\u4ef6\u4fdd\u62a4<\/h1>\n\n\n\n
\u8fd9\u662f\u5934\u6587\u4ef6\u975e\u5e38\u91cd\u8981\u7684\u5185\u5bb9\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#ifndef STUDENT_H<\/span><\/span>\n<\/a>#define STUDENT_H<\/span><\/span>\n<\/a><\/span>\n<\/a>\/\/ \u5934\u6587\u4ef6\u5185\u5bb9<\/span><\/span>\n<\/a><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u53eb\uff1a<\/p>\n\n\n\n
\u5934\u6587\u4ef6\u4fdd\u62a4\uff08include guard\uff09<\/strong><\/p>\n\n\n\n
\n\n\n\n
\u4e8c\u5341\u56db\u3001\u4e3a\u4ec0\u4e48\u9700\u8981\u5934\u6587\u4ef6\u4fdd\u62a4<\/h1>\n\n\n\n
\u5047\u8bbe\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span>\"student.h\"<\/span><\/span>\n<\/a>#include <\/span>\"student.h\"<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u540c\u4e00\u4e2a\u5934\u6587\u4ef6\u53ef\u80fd\u88ab\u91cd\u590d\u5305\u542b\u3002<\/p>\n\n\n\n
\u5982\u679c\u5934\u6587\u4ef6\u91cc\u9762\u6709\uff1a<\/p>\n\n\n\n
<\/a>typedef<\/span> struct<\/span> {<\/span><\/span>\n<\/a>    ...<\/span><\/span>\n<\/a>}<\/span> Student;<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5c31\u53ef\u80fd\u51fa\u73b0\u91cd\u590d\u5b9a\u4e49\u95ee\u9898\u3002<\/p>\n\n\n\n
\u4e8e\u662f\u4f7f\u7528\uff1a<\/p>\n\n\n\n
<\/a>#ifndef STUDENT_H<\/span><\/span>\n<\/a>#define STUDENT_H<\/span><\/span>\n<\/a><\/span>\n<\/a>...<\/span><\/span>\n<\/a><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u903b\u8f91\u662f\uff1a<\/p>\n\n\n\n
\u7b2c\u4e00\u6b21\u5305\u542b\n\u2193\nSTUDENT_H \u6ca1\u6709\u5b9a\u4e49\n\u2193\n\u5b9a\u4e49 STUDENT_H\n\u2193\n\u5904\u7406\u5934\u6587\u4ef6\u5185\u5bb9\n\n\u7b2c\u4e8c\u6b21\u5305\u542b\n\u2193\n\u53d1\u73b0 STUDENT_H \u5df2\u7ecf\u5b9a\u4e49\n\u2193\n\u8df3\u8fc7\u5185\u5bb9<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u4e8c\u5341\u4e94\u3001\u6807\u51c6\u5934\u6587\u4ef6\u4e3a\u4ec0\u4e48\u7ecf\u5e38\u4e0d\u7528\u81ea\u5df1\u5199\u4fdd\u62a4<\/h1>\n\n\n\n
\u4f60\u53ef\u80fd\u4f1a\u770b\u5230\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span><stdio.h><\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5374\u6ca1\u6709\u770b\u5230\u4f60\u81ea\u5df1\u5199\uff1a<\/p>\n\n\n\n
<\/a>#ifndef<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u662f\u56e0\u4e3a\u6807\u51c6\u5e93\u5934\u6587\u4ef6\u672c\u8eab\u5df2\u7ecf\u6309\u7167\u76f8\u5e94\u65b9\u5f0f\u5904\u7406\u4e86\u91cd\u590d\u5305\u542b\u95ee\u9898\u3002<\/p>\n\n\n\n
\u6211\u4eec\u81ea\u5df1\u5199\u5934\u6587\u4ef6\u65f6\uff0c\u5e94\u8be5\u517b\u6210\uff1a<\/p>\n\n\n\n
<\/a>#ifndef XXX_H<\/span><\/span>\n<\/a>#define XXX_H<\/span><\/span>\n<\/a><\/span>\n<\/a>...<\/span><\/span>\n<\/a><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7684\u4e60\u60ef\u3002<\/p>\n\n\n\n
\n\n\n\n
\u4e8c\u5341\u516d\u3001include guard \u7684\u547d\u540d<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
student.h<\/code><\/pre>\n\n\n\n
\u53ef\u4ee5\uff1a<\/p>\n\n\n\n
<\/a>#ifndef STUDENT_H<\/span><\/span>\n<\/a>#define STUDENT_H<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
math_utils.h<\/code><\/pre>\n\n\n\n
\u53ef\u4ee5\uff1a<\/p>\n\n\n\n
<\/a>#ifndef MATH_UTILS_H<\/span><\/span>\n<\/a>#define MATH_UTILS_H<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5e38\u89c1\u4e60\u60ef\uff1a<\/p>\n\n\n\n
\u6587\u4ef6\u540d\n\u2193\n\u8f6c\u5927\u5199\n\u2193\n. \u6539\u6210 _\n\u2193\n\u52a0 _H<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u4e8c\u5341\u4e03\u3001\u6761\u4ef6\u7f16\u8bd1\u4e2d\u7684 #else<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#ifdef DEBUG<\/span><\/span>\n<\/a><\/span>\n<\/a>printf(<\/span>\"Debug<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a><\/span>\n<\/a>#else<\/span><\/span>\n<\/a><\/span>\n<\/a>printf(<\/span>\"Release<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8868\u793a\uff1a<\/p>\n\n\n\n
DEBUG \u5df2\u5b9a\u4e49\n\u2193\nDebug\n\nDEBUG \u6ca1\u5b9a\u4e49\n\u2193\nRelease<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u4e8c\u5341\u516b\u3001#if<\/h1>\n\n\n\n
\u4e5f\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n\n\n\n
<\/a>#if<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#define VERSION <\/span>2<\/span><\/span>\n<\/a><\/span>\n<\/a>#if VERSION >= 2<\/span><\/span>\n<\/a>printf(<\/span>\"Version 2<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u9884\u5904\u7406\u5668\u4f1a\u5224\u65ad\u8fd9\u4e2a\u6761\u4ef6\u3002<\/p>\n\n\n\n
\n\n\n\n
\u4e8c\u5341\u4e5d\u3001#elif<\/h1>\n\n\n\n
\u53ef\u4ee5\u6709\u591a\u4e2a\u6761\u4ef6\uff1a<\/p>\n\n\n\n
<\/a>#if VERSION == 1<\/span><\/span>\n<\/a><\/span>\n<\/a>printf(<\/span>\"Version 1<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a><\/span>\n<\/a>#elif VERSION == 2<\/span><\/span>\n<\/a><\/span>\n<\/a>printf(<\/span>\"Version 2<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a><\/span>\n<\/a>#else<\/span><\/span>\n<\/a><\/span>\n<\/a>printf(<\/span>\"Other Version<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7ed3\u6784\uff1a<\/p>\n\n\n\n
#if\n \u2193\n\u6761\u4ef6 1\n\n#elif\n \u2193\n\u6761\u4ef6 2\n\n#else\n \u2193\n\u5176\u4ed6\u60c5\u51b5\n\n#endif<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u4e09\u5341\u3001defined<\/h1>\n\n\n\n
\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n\n\n\n
<\/a>defined<\/span><\/code><\/pre><\/div>\n\n\n\n
\u5224\u65ad\u5b8f\u662f\u5426\u5b58\u5728\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#if defined(DEBUG)<\/span><\/span>\n<\/a>printf(<\/span>\"Debug<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4e5f\u53ef\u4ee5\u5199\uff1a<\/p>\n\n\n\n
<\/a>#ifdef DEBUG<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4e24\u8005\u5728\u5f88\u591a\u7b80\u5355\u573a\u666f\u4e0b\u6548\u679c\u76f8\u8fd1\u3002<\/p>\n\n\n\n
\n\n\n\n
\u4e09\u5341\u4e00\u3001\u591a\u4e2a\u914d\u7f6e<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#define WINDOWS<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7136\u540e\uff1a<\/p>\n\n\n\n
<\/a>#ifdef WINDOWS<\/span><\/span>\n<\/a><\/span>\n<\/a>printf(<\/span>\"Windows<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a><\/span>\n<\/a>#elif defined(LINUX)<\/span><\/span>\n<\/a><\/span>\n<\/a>printf(<\/span>\"Linux<\/span>\\n<\/span>\"<\/span>);<\/span><\/span>\n<\/a><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u6837\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u5e73\u53f0\u7f16\u8bd1\u4e0d\u540c\u4ee3\u7801\u3002<\/p>\n\n\n\n
\n\n\n\n
\u4e09\u5341\u4e8c\u3001\u9884\u5904\u7406\u5668\u4e0d\u662f\u7f16\u7a0b\u8bed\u8a00\u8fd0\u884c\u65f6<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>#define A <\/span>100<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5e76\u4e0d\u662f\u7a0b\u5e8f\u8fd0\u884c\u4ee5\u540e\uff1a<\/p>\n\n\n\n
A = 100<\/code><\/pre>\n\n\n\n
\u800c\u662f\u5728\u7a0b\u5e8f\u6b63\u5f0f\u7f16\u8bd1\u4e4b\u524d\uff1a<\/p>\n\n\n\n
A\n\u2193\n100<\/code><\/pre>\n\n\n\n
\u5c31\u5df2\u7ecf\u88ab\u5904\u7406\u6389\u4e86\u3002<\/p>\n\n\n\n
\u6240\u4ee5\uff1a<\/p>\n\n\n\n
<\/a>#define<\/span><\/span>\n<\/a>#ifdef<\/span><\/span>\n<\/a>#include<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u90fd\u53d1\u751f\u5728\uff1a<\/p>\n\n\n\n
\u9884\u5904\u7406\u9636\u6bb5\u3002<\/strong><\/p>\n\n\n\n
\n\n\n\n
\u4e09\u5341\u4e09\u3001\u5934\u6587\u4ef6\u4e2d\u53ef\u4ee5\u653e\u4ec0\u4e48<\/h1>\n\n\n\n
\u5e38\u89c1\uff1a<\/p>\n\n\n\n
<\/a>#ifndef STUDENT_H<\/span><\/span>\n<\/a>#define STUDENT_H<\/span><\/span>\n<\/a><\/span>\n<\/a>typedef<\/span> struct<\/span> {<\/span><\/span>\n<\/a>    char<\/span> name[<\/span>50<\/span>];<\/span><\/span>\n<\/a>    int<\/span> age;<\/span><\/span>\n<\/a>    double<\/span> score;<\/span><\/span>\n<\/a>}<\/span> Student;<\/span><\/span>\n<\/a><\/span>\n<\/a>void<\/span> print_student(<\/span>Student *<\/span>p);<\/span><\/span>\n<\/a>void<\/span> add_score(<\/span>Student *<\/span>p,<\/span> double<\/span> score);<\/span><\/span>\n<\/a><\/span>\n<\/a>#define MAX_STUDENTS <\/span>100<\/span><\/span>\n<\/a><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u91cc\u6709\uff1a<\/p>\n\n\n\n
\u7ed3\u6784\u4f53\u5b9a\u4e49\n\u51fd\u6570\u58f0\u660e\n\u5b8f<\/code><\/pre>\n\n\n\n
\u8fd9\u4e09\u7c7b\u4e1c\u897f\u90fd\u975e\u5e38\u5e38\u89c1\u3002<\/p>\n\n\n\n
\n\n\n\n
\u4e09\u5341\u56db\u3001\u5934\u6587\u4ef6\u4e2d\u4e0d\u8981\u968f\u610f\u653e\u51fd\u6570\u5b9e\u73b0<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>\/\/ student.h<\/span><\/span>\n<\/a><\/span>\n<\/a>void<\/span> print_student(<\/span>Student *<\/span>p)<\/span> {<\/span><\/span>\n<\/a>    printf(...);<\/span><\/span>\n<\/a>}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5bf9\u4e8e\u666e\u901a\u975e static<\/code>\n\u51fd\u6570\uff0c\u8fd9\u6837\u8bbe\u8ba1\u5f88\u5bb9\u6613\u5728\u591a\u4e2a\u6e90\u6587\u4ef6\u5305\u542b\u65f6\u9020\u6210\u91cd\u590d\u5b9a\u4e49<\/strong>\u3002<\/p>\n\n\n\n
\u66f4\u5e38\u89c1\u7684\u505a\u6cd5\uff1a<\/p>\n\n\n\n
student.h\n\u2193\n\u51fd\u6570\u58f0\u660e\n\nstudent.c\n\u2193\n\u51fd\u6570\u5b9a\u4e49<\/code><\/pre>\n\n\n\n
\u4e5f\u5c31\u662f\uff1a<\/p>\n\n\n\n
<\/a>\/\/ student.h<\/span><\/span>\n<\/a>void<\/span> print_student(<\/span>Student *<\/span>p);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
<\/a>\/\/ student.c<\/span><\/span>\n<\/a>void<\/span> print_student(<\/span>Student *<\/span>p)<\/span> {<\/span><\/span>\n<\/a>    ...<\/span><\/span>\n<\/a>}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\n\n\n\n
\u4e09\u5341\u4e94\u3001extern<\/h1>\n\n\n\n
\u5982\u679c\u591a\u4e2a .c<\/code> \u6587\u4ef6\u9700\u8981\u8bbf\u95ee\u4e00\u4e2a\u5168\u5c40\u53d8\u91cf\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n\n\n\n
<\/a>extern<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>\/\/ config.h<\/span><\/span>\n<\/a><\/span>\n<\/a>extern<\/span> int<\/span> max_students;<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7136\u540e\u5728\u67d0\u4e2a .c<\/code> \u6587\u4ef6\u4e2d\u771f\u6b63\u5b9a\u4e49\uff1a<\/p>\n\n\n\n
<\/a>\/\/ config.c<\/span><\/span>\n<\/a><\/span>\n<\/a>int<\/span> max_students =<\/span> 100<\/span>;<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u5176\u4ed6\u5730\u65b9\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span>\"config.h\"<\/span><\/span>\n<\/a><\/span>\n<\/a>printf(<\/span>\"<\/span>%d\\n<\/span>\"<\/span>,<\/span> max_students);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u91cc\uff1a<\/p>\n\n\n\n
extern\n\u2193\n\u58f0\u660e\u8fd9\u4e2a\u53d8\u91cf\u5728\u522b\u7684\u5730\u65b9\u5b9a\u4e49<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u4e09\u5341\u516d\u3001\u58f0\u660e\u548c\u5b9a\u4e49\u518d\u6b21\u7406\u89e3<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
<\/a>extern<\/span> int<\/span> max_students;<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u662f\uff1a<\/p>\n\n\n\n
\u58f0\u660e<\/strong><\/p>\n\n\n\n
\u771f\u6b63\u7684\u5b9a\u4e49\uff1a<\/p>\n\n\n\n
<\/a>int<\/span> max_students =<\/span> 100<\/span>;<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u53ea\u6709\u4e00\u4e2a\u3002<\/p>\n\n\n\n
\u53ef\u4ee5\u7406\u89e3\u4e3a\uff1a<\/p>\n\n\n\n
config.h\n\u2193\n\u544a\u8bc9\u5927\u5bb6\n\u201c\u6709\u4e00\u4e2a max_students\u201d\n\nconfig.c\n\u2193\n\u771f\u6b63\u521b\u5efa\n\u201cmax_students\u201d<\/code><\/pre>\n\n\n\n
\u8fd9\u548c\uff1a<\/p>\n\n\n\n
\u51fd\u6570\u58f0\u660e\n+\n\u51fd\u6570\u5b9a\u4e49<\/code><\/pre>\n\n\n\n
\u662f\u7c7b\u4f3c\u601d\u60f3\u3002<\/p>\n\n\n\n
\n\n\n\n
\u4e09\u5341\u4e03\u3001\u5934\u6587\u4ef6\u7684\u5178\u578b\u7ed3\u6784<\/h1>\n\n\n\n
\u63a8\u8350\uff1a<\/p>\n\n\n\n
<\/a>#ifndef STUDENT_H<\/span><\/span>\n<\/a>#define STUDENT_H<\/span><\/span>\n<\/a><\/span>\n<\/a>#include <\/span><stdio.h><\/span><\/span>\n<\/a><\/span>\n<\/a>typedef<\/span> struct<\/span> {<\/span><\/span>\n<\/a>    char<\/span> name[<\/span>50<\/span>];<\/span><\/span>\n<\/a>    int<\/span> age;<\/span><\/span>\n<\/a>    double<\/span> score;<\/span><\/span>\n<\/a>}<\/span> Student;<\/span><\/span>\n<\/a><\/span>\n<\/a>void<\/span> print_student(<\/span>Student *<\/span>p);<\/span><\/span>\n<\/a>void<\/span> add_score(<\/span>Student *<\/span>p,<\/span> double<\/span> score);<\/span><\/span>\n<\/a><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7136\u540e\uff1a<\/p>\n\n\n\n
student.h<\/code><\/pre>\n\n\n\n
\u4e13\u95e8\u8d1f\u8d23\uff1a<\/p>\n\n\n\n
Student \u7c7b\u578b\n\u51fd\u6570\u58f0\u660e\n\u5fc5\u8981\u7684\u5b8f<\/code><\/pre>\n\n\n\n
\u800c\uff1a<\/p>\n\n\n\n
student.c<\/code><\/pre>\n\n\n\n
\u8d1f\u8d23\uff1a<\/p>\n\n\n\n
\u51fd\u6570\u5b9e\u73b0<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u4e09\u5341\u516b\u3001\u9879\u76ee\u7ed3\u6784<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
my_project\/\n\u2502\n\u251c\u2500 main.c\n\u2502\n\u251c\u2500 student.c\n\u251c\u2500 student.h\n\u2502\n\u251c\u2500 file.c\n\u251c\u2500 file.h\n\u2502\n\u2514\u2500 config.h<\/code><\/pre>\n\n\n\n
\u53ef\u4ee5\u6309\u7167\u529f\u80fd\u62c6\u5f00\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
student\n\u2193\n\u5b66\u751f\u76f8\u5173\u4ee3\u7801\n\nfile\n\u2193\n\u6587\u4ef6\u76f8\u5173\u4ee3\u7801\n\nconfig\n\u2193\n\u7a0b\u5e8f\u914d\u7f6e\n\nmain\n\u2193\n\u4e3b\u7a0b\u5e8f<\/code><\/pre>\n\n\n\n
\u8fd9\u6837\u6bd4\u5168\u90e8\u5199\u5728\u4e00\u4e2a\uff1a<\/p>\n\n\n\n
main.c<\/code><\/pre>\n\n\n\n
\u91cc\u9762\u66f4\u52a0\u5bb9\u6613\u7ef4\u62a4\u3002<\/p>\n\n\n\n
\n\n\n\n
\u4e09\u5341\u4e5d\u3001\u7f16\u8bd1\u591a\u4e2a .c \u6587\u4ef6<\/h1>\n\n\n\n
\u4f8b\u5982\u9879\u76ee\uff1a<\/p>\n\n\n\n
main.c\nstudent.c<\/code><\/pre>\n\n\n\n
\u4f7f\u7528 GCC \u53ef\u4ee5\uff1a<\/p>\n\n\n\n
<\/a>gcc<\/span> main.c student.c -o<\/span> main<\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd9\u91cc\uff1a<\/p>\n\n\n\n
main.c\n+\nstudent.c\n\u2193\n\u4e00\u8d77\u7f16\u8bd1\u3001\u94fe\u63a5\n\u2193\nmain<\/code><\/pre>\n\n\n\n
\u5982\u679c\u6709\uff1a<\/p>\n\n\n\n
file.c\nstudent.c\nmain.c<\/code><\/pre>\n\n\n\n
\u5219\uff1a<\/p>\n\n\n\n
<\/a>gcc<\/span> main.c student.c file.c -o<\/span> main<\/span><\/code><\/pre><\/div>\n\n\n\n
\n\n\n\n
\u56db\u5341\u3001\u5934\u6587\u4ef6\u4e0d\u4f1a\u5355\u72ec\u751f\u6210\u7a0b\u5e8f<\/h1>\n\n\n\n
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
student.h<\/code><\/pre>\n\n\n\n
\u4e0d\u80fd\u7406\u89e3\u4e3a\uff1a<\/p>\n\n\n\n
student.h\n\u2193\n\u5355\u72ec\u7f16\u8bd1\u6210\u7a0b\u5e8f<\/code><\/pre>\n\n\n\n
\u800c\u662f\uff1a<\/p>\n\n\n\n
main.c\n \u2193\n#include \"student.h\"\n \u2193\n\u83b7\u5f97\u58f0\u660e\u7b49\u5185\u5bb9\n \u2193\n\u7f16\u8bd1\n\nstudent.c\n \u2193\n\u7f16\u8bd1\n \u2193\n\u94fe\u63a5<\/code><\/pre>\n\n\n\n
\u6240\u4ee5\u771f\u6b63\u53c2\u4e0e\u7f16\u8bd1\u548c\u94fe\u63a5\u7684\u4e3b\u4f53\u901a\u5e38\u662f\uff1a<\/p>\n\n\n\n
.c<\/code><\/pre>\n\n\n\n
\u800c\uff1a<\/p>\n\n\n\n
.h<\/code><\/pre>\n\n\n\n
\u4e3b\u8981\u63d0\u4f9b\u63a5\u53e3\u548c\u58f0\u660e\u3002<\/p>\n\n\n\n
\n\n\n\n
\u56db\u5341\u4e00\u3001\u9884\u5904\u7406\u3001\u7f16\u8bd1\u3001\u94fe\u63a5<\/h1>\n\n\n\n
\u73b0\u5728\u53ef\u4ee5\u628a\u6574\u4e2a\u8fc7\u7a0b\u7406\u89e3\u5f97\u66f4\u5b8c\u6574\uff1a<\/p>\n\n\n\n
main.c\nstudent.c\nstudent.h\n    \u2502\n    \u2193\n\u9884\u5904\u7406\n    \u2502\n    \u2193\n\u9884\u5904\u7406\u540e\u7684\u6e90\u4ee3\u7801\n    \u2502\n    \u2193\n\u7f16\u8bd1\n    \u2502\n    \u2193\n\u76ee\u6807\u6587\u4ef6 .o \/ .obj\n    \u2502\n    \u2193\n\u94fe\u63a5\n    \u2502\n    \u2193\n\u53ef\u6267\u884c\u6587\u4ef6<\/code><\/pre>\n\n\n\n
\u5176\u4e2d\uff1a<\/p>\n\n\n\n
#include\n#define\n#if\n#ifdef<\/code><\/pre>\n\n\n\n
\u4e3b\u8981\u5c5e\u4e8e\uff1a<\/p>\n\n\n\n
\u9884\u5904\u7406\u9636\u6bb5\u3002<\/strong><\/p>\n\n\n\n
\u800c\uff1a<\/p>\n\n\n\n
gcc main.c student.c<\/code><\/pre>\n\n\n\n
\u6700\u7ec8\u8fd8\u4f1a\u8fdb\u884c\uff1a<\/p>\n\n\n\n
\u7f16\u8bd1\n+\n\u94fe\u63a5<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u56db\u5341\u4e8c\u3001\u4e00\u4e2a\u5b8c\u6574\u7684\u591a\u6587\u4ef6\u9879\u76ee<\/h1>\n\n\n\n
\u76ee\u5f55\uff1a<\/p>\n\n\n\n
project\/\n\u251c\u2500 main.c\n\u251c\u2500 math.c\n\u2514\u2500 math.h<\/code><\/pre>\n\n\n\n
math.h<\/code>\uff1a<\/p>\n\n\n\n
<\/a>#ifndef MATH_H<\/span><\/span>\n<\/a>#define MATH_H<\/span><\/span>\n<\/a><\/span>\n<\/a>int<\/span> add(<\/span>int<\/span> a,<\/span> int<\/span> b);<\/span><\/span>\n<\/a>int<\/span> multiply(<\/span>int<\/span> a,<\/span> int<\/span> b);<\/span><\/span>\n<\/a><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
math.c<\/code>\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span>\"math.h\"<\/span><\/span>\n<\/a><\/span>\n<\/a>int<\/span> add(<\/span>int<\/span> a,<\/span> int<\/span> b)<\/span> {<\/span><\/span>\n<\/a>    return<\/span> a +<\/span> b;<\/span><\/span>\n<\/a>}<\/span><\/span>\n<\/a><\/span>\n<\/a>int<\/span> multiply(<\/span>int<\/span> a,<\/span> int<\/span> b)<\/span> {<\/span><\/span>\n<\/a>    return<\/span> a *<\/span> b;<\/span><\/span>\n<\/a>}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
main.c<\/code>\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span><stdio.h><\/span><\/span>\n<\/a>#include <\/span>\"math.h\"<\/span><\/span>\n<\/a><\/span>\n<\/a>int<\/span> main()<\/span> {<\/span><\/span>\n<\/a><\/span>\n<\/a>    printf(<\/span>\"<\/span>%d\\n<\/span>\"<\/span>,<\/span> add(<\/span>10<\/span>,<\/span> 20<\/span>));<\/span><\/span>\n<\/a>    printf(<\/span>\"<\/span>%d\\n<\/span>\"<\/span>,<\/span> multiply(<\/span>10<\/span>,<\/span> 20<\/span>));<\/span><\/span>\n<\/a><\/span>\n<\/a>    return<\/span> 0<\/span>;<\/span><\/span>\n<\/a>}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7f16\u8bd1\uff1a<\/p>\n\n\n\n
<\/a>gcc<\/span> main.c math.c -o<\/span> main<\/span><\/code><\/pre><\/div>\n\n\n\n
\u8fd0\u884c\uff1a<\/p>\n\n\n\n
30\n200<\/code><\/pre>\n\n\n\n
\u73b0\u5728\uff1a<\/p>\n\n\n\n
main.c\n\u2193\n\u7a0b\u5e8f\u5165\u53e3\n\nmath.c\n\u2193\n\u6570\u5b66\u51fd\u6570\u5b9e\u73b0\n\nmath.h\n\u2193\n\u6570\u5b66\u51fd\u6570\u58f0\u660e<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u56db\u5341\u4e09\u3001\u4e0e\u524d\u9762\u77e5\u8bc6\u7684\u8fde\u63a5<\/h1>\n\n\n\n
\u5230\u8fd9\u91cc\uff1a<\/p>\n\n\n\n
\u51fd\u6570\n \u2193\n\u51fd\u6570\u58f0\u660e\n \u2193\n\u5934\u6587\u4ef6\n \u2193\n\u591a\u4e2a .c \u6587\u4ef6<\/code><\/pre>\n\n\n\n
\u7ed3\u6784\u4f53\uff1a<\/p>\n\n\n\n
\u7ed3\u6784\u4f53\u5b9a\u4e49\n \u2193\n\u653e\u5165 .h\n \u2193\n\u591a\u4e2a .c \u4f7f\u7528<\/code><\/pre>\n\n\n\n
\u52a8\u6001\u5185\u5b58\uff1a<\/p>\n\n\n\n
malloc()\n \u2193\n\u53ef\u4ee5\u653e\u5728\u67d0\u4e2a\u529f\u80fd\u6a21\u5757\u4e2d<\/code><\/pre>\n\n\n\n
\u6587\u4ef6\uff1a<\/p>\n\n\n\n
fopen()\nfread()\nfwrite()\n \u2193\n\u4e5f\u53ef\u4ee5\u5355\u72ec\u653e\u5728 file.c \u4e2d<\/code><\/pre>\n\n\n\n
\u6700\u7ec8\uff1a<\/p>\n\n\n\n
main.c\n   \u2502\n   \u251c\u2500\u2500 student.h\n   \u2502      \u2193\n   \u2502   student.c\n   \u2502\n   \u251c\u2500\u2500 file.h\n   \u2502      \u2193\n   \u2502   file.c\n   \u2502\n   \u2514\u2500\u2500 config.h<\/code><\/pre>\n\n\n\n
\u8fd9\u5c31\u662f\u4e00\u4e2a\u771f\u6b63\u5f00\u59cb\u6a21\u5757\u5316\u7684 C \u9879\u76ee\u3002<\/p>\n\n\n\n
\n\n\n\n
\u56db\u5341\u56db\u3001\u7ec3\u4e60<\/h1>\n\n\n\n
\u7ec3\u4e60 1<\/h3>\n\n\n\n
\u521b\u5efa\uff1a<\/p>\n\n\n\n
hello.h\nhello.c\nmain.c<\/code><\/pre>\n\n\n\n
\u8981\u6c42\uff1a<\/p>\n\n\n\n
hello.h\n\u2193\n\u58f0\u660e hello()\n\nhello.c\n\u2193\n\u5b9e\u73b0 hello()\n\nmain.c\n\u2193\n\u8c03\u7528 hello()<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u7ec3\u4e60 2<\/h3>\n\n\n\n
\u521b\u5efa\uff1a<\/p>\n\n\n\n
math.h\nmath.c\nmain.c<\/code><\/pre>\n\n\n\n
\u5b9e\u73b0\uff1a<\/p>\n\n\n\n
<\/a>int<\/span> add(<\/span>int<\/span> a,<\/span> int<\/span> b);<\/span><\/span>\n<\/a>int<\/span> sub(<\/span>int<\/span> a,<\/span> int<\/span> b);<\/span><\/span>\n<\/a>int<\/span> mul(<\/span>int<\/span> a,<\/span> int<\/span> b);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7136\u540e\u5728 main.c<\/code> \u4e2d\u8c03\u7528\u3002<\/p>\n\n\n\n
\n\n\n\n
\u7ec3\u4e60 3<\/h3>\n\n\n\n
\u4f7f\u7528\uff1a<\/p>\n\n\n\n
<\/a>#define MAX_SIZE <\/span>100<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u521b\u5efa\u4e00\u4e2a\uff1a<\/p>\n\n\n\n
<\/a>int<\/span> arr[<\/span>MAX_SIZE];<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\n\n\n\n
\u7ec3\u4e60 4<\/h3>\n\n\n\n
\u81ea\u5df1\u5199\u4e00\u4e2a\uff1a<\/p>\n\n\n\n
config.h<\/code><\/pre>\n\n\n\n
\u5b9a\u4e49\uff1a<\/p>\n\n\n\n
<\/a>#define MAX_STUDENTS <\/span>100<\/span><\/span>\n<\/a>#define NAME_SIZE <\/span>50<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u7136\u540e\u5728\u5176\u4ed6 .c<\/code> \u6587\u4ef6\u4e2d\uff1a<\/p>\n\n\n\n
<\/a>#include <\/span>\"config.h\"<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u4f7f\u7528\u3002<\/p>\n\n\n\n
\n\n\n\n
\u7ec3\u4e60 5<\/h3>\n\n\n\n
\u521b\u5efa\uff1a<\/p>\n\n\n\n
student.h\nstudent.c\nmain.c<\/code><\/pre>\n\n\n\n
student.h<\/code>\uff1a<\/p>\n\n\n\n
Student \u7ed3\u6784\u4f53\nprint_student \u58f0\u660e\nadd_score \u58f0\u660e<\/code><\/pre>\n\n\n\n
student.c<\/code>\uff1a<\/p>\n\n\n\n
\u5b9e\u73b0\u51fd\u6570<\/code><\/pre>\n\n\n\n
main.c<\/code>\uff1a<\/p>\n\n\n\n
\u521b\u5efa Student\n\u8c03\u7528\u51fd\u6570<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u7ec3\u4e60 6<\/h3>\n\n\n\n
\u7ed9\u5934\u6587\u4ef6\u52a0\u5165\uff1a<\/p>\n\n\n\n
<\/a>#ifndef<\/span><\/span>\n<\/a>#define<\/span><\/span>\n<\/a>#endif<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u89c2\u5bdf\u91cd\u590d #include<\/code> \u662f\u5426\u8fd8\u4f1a\u4ea7\u751f\u91cd\u590d\u5b9a\u4e49\u95ee\u9898\u3002<\/p>\n\n\n\n
\n\n\n\n
\u7ec3\u4e60 7<\/h3>\n\n\n\n
\u7efc\u5408\u7ec3\u4e60\uff1a<\/p>\n\n\n\n
\u5236\u4f5c\u4e00\u4e2a\uff1a<\/p>\n\n\n\n
\u8bfe\u7a0b\u8868\u9879\u76ee<\/code><\/pre>\n\n\n\n
\u76ee\u5f55\uff1a<\/p>\n\n\n\n
course\/\n\u251c\u2500 main.c\n\u251c\u2500 course.c\n\u251c\u2500 course.h\n\u251c\u2500 file.c\n\u251c\u2500 file.h\n\u2514\u2500 config.h<\/code><\/pre>\n\n\n\n
\u8bbe\u8ba1\uff1a<\/p>\n\n\n\n
course.h\n\u2193\n\u8bfe\u7a0b\u7ed3\u6784\u4f53\n\u8bfe\u7a0b\u76f8\u5173\u51fd\u6570\n\nfile.h\n\u2193\n\u6587\u4ef6\u8bfb\u5199\u51fd\u6570\n\nconfig.h\n\u2193\n\u7a0b\u5e8f\u914d\u7f6e<\/code><\/pre>\n\n\n\n
\u6700\u7ec8\uff1a<\/p>\n\n\n\n
main.c\n\u2193\n\u8c03\u7528\u5404\u4e2a\u6a21\u5757<\/code><\/pre>\n\n\n\n
\u8fd9\u5df2\u7ecf\u975e\u5e38\u63a5\u8fd1\u771f\u5b9e C \u9879\u76ee\u7684\u7ed3\u6784\u4e86\u3002<\/p>\n\n\n\n
\n\n\n\n
<\/h1>\n","protected":false},"excerpt":{"rendered":"
\u524d\u9762\u6211\u4eec\u5df2\u7ecf\u5b66\u4e60\u4e86\uff1a \u968f\u7740\u7a0b\u5e8f\u8d8a\u6765\u8d8a\u5927\uff0c\u4f1a\u9047\u5230\u4e00\u4e2a\u95ee\u9898\uff1a \u4f8b\u5982\uff1a void print_student(…); void ad …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-96","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/decagrammaton.xyz\/index.php?rest_route=\/wp\/v2\/posts\/96","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/decagrammaton.xyz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/decagrammaton.xyz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/decagrammaton.xyz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/decagrammaton.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=96"}],"version-history":[{"count":1,"href":"https:\/\/decagrammaton.xyz\/index.php?rest_route=\/wp\/v2\/posts\/96\/revisions"}],"predecessor-version":[{"id":97,"href":"https:\/\/decagrammaton.xyz\/index.php?rest_route=\/wp\/v2\/posts\/96\/revisions\/97"}],"wp:attachment":[{"href":"https:\/\/decagrammaton.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=96"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/decagrammaton.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=96"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/decagrammaton.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=96"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}