{"id":1985,"date":"2020-04-13T11:33:35","date_gmt":"2020-04-13T11:33:35","guid":{"rendered":"https:\/\/golangbyexamples.com\/?p=1985"},"modified":"2020-04-13T11:34:15","modified_gmt":"2020-04-13T11:34:15","slug":"return-exit-status-code-go","status":"publish","type":"post","link":"https:\/\/golangbyexamples.com\/return-exit-status-code-go\/","title":{"rendered":"Return exit status code in Go (Golang)"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_17 counter-hierarchy counter-decimal ez-toc-light-blue\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><i class=\"ez-toc-glyphicon ez-toc-icon-toggle\"><\/i><\/a><\/span><\/div>\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/golangbyexamples.com\/return-exit-status-code-go\/#Overview\" title=\"Overview\">Overview<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/golangbyexamples.com\/return-exit-status-code-go\/#Code\" title=\"Code\">Code<\/a><\/li><\/ul><\/nav><\/div>\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Overview\"><\/span><strong>Overview<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p class=\"has-medium-font-size\"><strong>&#8216;os&#8217; <\/strong>package of golang provides an <strong>Exit<\/strong> function that can be used to exit the current program with a status code.<\/p>\n\n\n\n<ul class=\"has-medium-font-size wp-block-list\"><li>Status code zero means success<\/li><li>Non-zero status code means an error.<\/li><\/ul>\n\n\n\n<p class=\"has-medium-font-size\">Once this function is called the program exits immediately. Even the deferred functions are not called.<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Also to note that status code should be in the range [0, 125]<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">func Exit(code int)<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">Let&#8217;s see a working code<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Code\"><\/span><strong>Code<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">package main\n\nimport (\n    \"fmt\"\n    \"os\"\n)\n\nfunc main() {\n    success := true\n    if success {\n        fmt.Println(\"Success\")\n        os.Exit(0)\n    } else {\n        fmt.Println(\"Failure\")\n        os.Exit(1)\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Output<\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\">Try setting success to false to see a different output<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">Success\n$ echo $?\n0<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Table of Contents OverviewCode Overview &#8216;os&#8217; package of golang provides an Exit function that can be used to exit the current program with a status code. Status code zero means success Non-zero&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","footnotes":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false},"categories":[1],"tags":[267,265,3,4,263,266],"class_list":["post-1985","post","type-post","status-publish","format-standard","hentry","category-tech","tag-code","tag-exit","tag-go","tag-golang","tag-os","tag-status"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Return exit status code in Go (Golang) - Welcome To Golang By Example<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/golangbyexamples.com\/return-exit-status-code-go\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Return exit status code in Go (Golang) - Welcome To Golang By Example\" \/>\n<meta property=\"og:description\" content=\"Table of Contents OverviewCode Overview &#8216;os&#8217; package of golang provides an Exit function that can be used to exit the current program with a status code. 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