{"id":6872,"date":"2024-03-14T04:45:56","date_gmt":"2024-03-14T04:45:56","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-can-a-c-program-be-terminated\/"},"modified":"2025-08-02T09:13:43","modified_gmt":"2025-08-02T09:13:43","slug":"how-can-a-c-program-be-terminated","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-can-a-c-program-be-terminated\/","title":{"rendered":"C Program Termination Methods"},"content":{"rendered":"<p>In C language, a program can be terminated by calling the exit() function. The prototype of the exit() function is located in the stdlib.h header file, and it takes an integer parameter as an exit code, typically 0 for normal exit and other values for abnormal exits. For example:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;stdlib.h&gt;<\/span><\/span>\r\n\r\n<span class=\"hljs-type\">int<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">()<\/span> {\r\n    <span class=\"hljs-comment\">\/\/ \u6b63\u5e38\u9000\u51fa<\/span>\r\n    <span class=\"hljs-built_in\">exit<\/span>(<span class=\"hljs-number\">0<\/span>);\r\n\r\n    <span class=\"hljs-comment\">\/\/ \u5f02\u5e38\u9000\u51fa<\/span>\r\n    <span class=\"hljs-built_in\">exit<\/span>(<span class=\"hljs-number\">1<\/span>);\r\n}\r\n<\/code><\/pre>\n<p>Additionally, the program can also be terminated by using the return statement, the return statement in the main() function will implicitly call the exit() function. For example:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-type\">int<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">()<\/span> {\r\n    <span class=\"hljs-comment\">\/\/ \u6b63\u5e38\u9000\u51fa<\/span>\r\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">0<\/span>;\r\n\r\n    <span class=\"hljs-comment\">\/\/ \u5f02\u5e38\u9000\u51fa<\/span>\r\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">1<\/span>;\r\n}\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>In C language, a program can be terminated by calling the exit() function. The prototype of the exit() function is located in the stdlib.h header file, and it takes an integer parameter as an exit code, typically 0 for normal exit and other values for abnormal exits. For example: #include &lt;stdlib.h&gt; int main() { \/\/ [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[331,381,8581,8560,8582],"class_list":["post-6872","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-c-language","tag-c-programming","tag-exit-function","tag-program-termination","tag-return-statement"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C Program Termination Methods - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Learn how to properly terminate a C program using exit() function and return statement. 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