{"id":1821,"date":"2020-03-25T17:53:26","date_gmt":"2020-03-25T17:53:26","guid":{"rendered":"https:\/\/golangbyexamples.com\/?p=1821"},"modified":"2020-03-25T17:53:33","modified_gmt":"2020-03-25T17:53:33","slug":"round-number-golang","status":"publish","type":"post","link":"https:\/\/golangbyexamples.com\/round-number-golang\/","title":{"rendered":"Round a number 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\/round-number-golang\/#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\/round-number-golang\/#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>math<\/strong> package of GO provides a <strong>Round<\/strong> method that can be used to round a number. It returns the nearest integer value.<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Below is the signature of the function. It takes input a float and also returns a float.<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">func Round(x float64) float64<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">Some special cases of Round function are<\/p>\n\n\n\n<ul class=\"has-medium-font-size wp-block-list\"><li>Round(\u00b10) = \u00b10<\/li><li>Round(\u00b1Inf) = \u00b1Inf<\/li><li>Round(NaN) = NaN<\/li><\/ul>\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    \"math\"\n)\n\nfunc main() {\n    res := math.Round(1.6)\n    fmt.Println(res)\n\n    res = math.Round(1.5)\n    fmt.Println(res)\n\n    res = math.Round(1.4)\n    fmt.Println(res)\n\n    res = math.Round(-1.6)\n    fmt.Println(res)\n\n    res = math.Round(-1.5)\n    fmt.Println(res)\n\n    res = math.Round(-1.4)\n    fmt.Println(res)\n\n    res = math.Round(1)\n    fmt.Println(res)\n}<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Output:<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">2\n2\n1\n-2\n-2\n-1\n1<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Table of Contents OverviewCode: Overview math package of GO provides a Round method that can be used to round a number. It returns the nearest integer value. Below is the signature of&#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":[4,219,222],"class_list":["post-1821","post","type-post","status-publish","format-standard","hentry","category-tech","tag-golang","tag-math","tag-round"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Round a number 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\/round-number-golang\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Round a number in Go (Golang) - Welcome To Golang By Example\" \/>\n<meta property=\"og:description\" content=\"Table of Contents OverviewCode: Overview math package of GO provides a Round method that can be used to round a number. 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