{"id":19034,"date":"2023-02-28T21:48:40","date_gmt":"2023-02-28T13:48:40","guid":{"rendered":"https:\/\/docs.pingcode.com\/?p=19034"},"modified":"2023-07-30T23:01:59","modified_gmt":"2023-07-30T15:01:59","slug":"c%e8%af%ad%e8%a8%80%e4%b8%ad%e7%9a%84%e8%bf%94%e5%9b%9e%e5%80%bc%e7%a9%b6%e7%ab%9f%e6%9c%89%e4%bb%80%e4%b9%88%e7%94%a8","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/19034.html","title":{"rendered":"c\u8bed\u8a00\u4e2d\u7684\u8fd4\u56de\u503c\u7a76\u7adf\u6709\u4ec0\u4e48\u7528"},"content":{"rendered":"
\n

c\u8bed\u8a00\u4e2d\u7684\u8fd4\u56de\u503c\u662f\u4e00\u4e2a\u51fd\u6570\u5728\u8fd0\u7b97\u7ed3\u675f\u4ee5\u540e\u5411\u8c03\u7528\u5b83\u7684\u6bcd\u51fd\u6570\u6216\u8005\u7cfb\u7edf\u53cd\u9988\u4e00\u4e2a\u503c,\u8fd9\u4e2a\u503c\u53ef\u4ee5\u662f\u5404\u79cd\u53d8\u91cf\u7c7b\u578b\u3002\u51fd\u6570\u7684\u6700\u540e\u4f1a\u6709\u4e00\u4e2a\u8fd4\u56de\u503creturn\uff0c\u53ef\u4ee5\u7528\u6765\u83b7\u53d6\u8be5\u51fd\u6570\u6267\u884c\u7ed3\u679c\u8fd4\u56de\u7ed9\u8be5\u51fd\u6570\uff0c\u8ba9\u5916\u90e8\u8c03\u7528\u8be5\u51fd\u6570\u7684\u3002<\/p>\n<\/blockquote>\n

\n
\"\"<\/figure>\n<\/div>\n

\u4e00\u3001c\u8bed\u8a00\u4e2d\u7684\u8fd4\u56de\u503c\u7684\u4f5c\u7528<\/strong><\/h2>\n

c\u8bed\u8a00\u4e2d\u7684\u8fd4\u56de\u503c\u662f\u4e00\u4e2a\u51fd\u6570\u5728\u8fd0\u7b97\u7ed3\u675f\u4ee5\u540e\u5411\u8c03\u7528\u5b83\u7684\u6bcd\u51fd\u6570\u6216\u8005\u7cfb\u7edf\u53cd\u9988\u4e00\u4e2a\u503c,\u8fd9\u4e2a\u503c\u53ef\u4ee5\u662f\u5404\u79cd\u53d8\u91cf\u7c7b\u578b\u3002\u51fd\u6570\u7684\u6700\u540e\u4f1a\u6709\u4e00\u4e2a\u8fd4\u56de\u503creturn\uff0c\u53ef\u4ee5\u7528\u6765\u83b7\u53d6\u8be5\u51fd\u6570\u6267\u884c\u7ed3\u679c\u8fd4\u56de\u7ed9\u8be5\u51fd\u6570\uff0c\u8ba9\u5916\u90e8\u8c03\u7528\u8be5\u51fd\u6570\u7684\u3002<\/p>\n

\u4e3e\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50:<\/p>\n

\n\n\n\n
<\/td>\nint<\/strong>\u00a0add(int<\/strong>\u00a0a,int<\/strong>\u00a0b)
{ \u00a0\u00a0\u00a0\u00a0return<\/strong>\u00a0(a+b); }
int<\/strong>\u00a0main() { \u00a0\u00a0\u00a0\u00a0int<\/strong>\u00a0res; \u00a0\u00a0\u00a0\u00a0res=add(3,4); \u00a0\u00a0
\u00a0\u00a0printf<\/strong>(\u201c%d\u201d,res); \u00a0\u00a0\u00a0\u00a0return<\/strong>\u00a00; }<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n

\u5728\u4e3b\u51fd\u6570main\u4e2d\u8c03\u7528\u5b50\u51fd\u6570add,\u5e76\u4f20\u9012\u53c2\u65703\u548c4\u8fc7\u53bb\uff0cadd\u7ecf\u8fc7\u8fd0\u7b97\u540e\u5f97\u5230\u503c7\uff0c\u901a\u8fc7return\u8bed\u53e5\u5c06\u5f97\u5230\u7684\u503c\u8fd4\u56de\u7ed9\u8c03\u7528\u5b83\u7684main\u51fd\u6570\u4f9b\u5176\u4f7f\u7528\uff0c\u800c\u5728main\u4e2d\uff0c\u8fd4\u56de\u503c\u88ab\u7528\u4e8e\u7ed9res\u8d4b\u503c\u3002
\u51fd\u6570\u8fd4\u56de\u503c\u5c31\u53ef\u4ee5\u7406\u89e3\u4e3a\u89e3\u51b3\u4e00\u4e2a\u95ee\u9898\u4ee5\u540e\u5f97\u5230\u7684\u7ed3\u8bba\uff0c\u628a\u8fd9\u4e2a\u7ed3\u8bba\u4ea4\u7ed9\u522b\u4eba\uff0c\u5c31\u50cf\u5199\u5728\u4e66\u4e0a\u6210\u4e3a\u4e00\u4e2a\u5b9a\u7406\uff0c\u6765\u8ba9\u522b\u4eba\u4f7f\u7528\u3002<\/p>\n

\u5ef6\u4f38\u9605\u8bfb\uff1a<\/strong><\/p>\n

\u4e8c\u3001C\u8bed\u8a00\u51fd\u6570\u8fd4\u56de\u6307\u9488\u65b9\u6cd5<\/strong><\/h2>\n

1\u3001\u5c06\u51fd\u6570\u5185\u90e8\u5b9a\u4e49\u7684\u53d8\u91cf\u7528static\u4fee\u9970<\/strong><\/h3>\n

\u7531\u4e8estatic\u4fee\u9970\u7684\u53d8\u91cf\uff0c\u5206\u914d\u5728\u9759\u6001\u5185\u5b58\u533a\uff08\u7c7b\u4f3c\u4e8e\u5168\u5c40\u53d8\u91cf\u533a\uff09\uff0c\u51fd\u6570\u8fd4\u56de\u65f6\uff0c\u5e76\u4e0d\u4f1a\u91ca\u653e\u5185\u5b58\uff0c\u56e0\u6b64\u53ef\u4ee5\u5c06\u8981\u8fd4\u56de\u7684\u53d8\u91cf\u52a0static\u4fee\u9970\u3002<\/p>\n

2\u3001\u4f7f\u7528\u5206\u914d\u5728\u5806\u4e0a\u7684\u5185\u5b58<\/strong><\/h3>\n

\u5206\u914d\u5728\u5806\u4e0a\u7684\u5185\u5b58\u4e3b\u8981\u6307\u901a\u8fc7malloc\u3001calloc\u3001realloc\u7b49\u51fd\u6570\u52a8\u6001\u5206\u914d\u7684\u5185\u5b58\uff0c\u7531\u4e8e\u5806\u4e0a\u7684\u5185\u5b58\u9700\u8981\u624b\u52a8\u91ca\u653e\uff0c\u56e0\u6b64\u53ef\u4ee5\u5728\u4f7f\u7528\u5b8c\u4ee5\u540e\u518d\u91ca\u653e\uff0c\u8fd9\u6837\u6307\u9488\u5c31\u4e0d\u4f1a\u6307\u5411\u672a\u77e5\u3002<\/p>\n

\u6ce8\u610f\uff1a\u5806\u4e0a\u7684\u5185\u5b58\u5fc5\u987b\u8981\u7528\u5b8c\u5373\u91ca\u653e\uff0c\u5426\u5219\u5bb9\u6613\u9020\u6210\u5185\u5b58\u6cc4\u6f0f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"c\u8bed\u8a00\u4e2d\u7684\u8fd4\u56de\u503c\u662f\u4e00\u4e2a\u51fd\u6570\u5728\u8fd0\u7b97\u7ed3\u675f\u4ee5\u540e\u5411\u8c03\u7528\u5b83\u7684\u6bcd\u51fd\u6570\u6216\u8005\u7cfb\u7edf\u53cd\u9988\u4e00\u4e2a\u503c,\u8fd9\u4e2a\u503c\u53ef\u4ee5\u662f\u5404\u79cd\u53d8\u91cf\u7c7b\u578b\u3002\u51fd\u6570\u7684\u6700 […]","protected":false},"author":1,"featured_media":19035,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/19034"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=19034"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/19034\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/19035"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=19034"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=19034"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=19034"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}