{"id":6034,"date":"2021-07-27T00:19:00","date_gmt":"2021-07-26T18:49:00","guid":{"rendered":"https:\/\/golangbyexamples.com\/?p=6034"},"modified":"2021-07-27T10:40:38","modified_gmt":"2021-07-27T05:10:38","slug":"hostname-port-url-golang","status":"publish","type":"post","link":"https:\/\/golangbyexamples.com\/hostname-port-url-golang\/","title":{"rendered":"Get full hostname along with port from a URL 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\/hostname-port-url-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\/hostname-port-url-golang\/#Program\" title=\"Program\">Program<\/a><\/li><\/ul><\/nav><\/div>\n<h1 class=\"has-luminous-vivid-orange-color has-text-color 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>net\/url<\/strong> package of golang contains a Parse function that can be used to parse a given and return the URL instance of the URL struct<a href=\"https:\/\/golang.org\/pkg\/net\/url\/#URL\">https:\/\/golang.org\/pkg\/net\/url\/#URL<\/a><\/p>\n\n\n\n<p class=\"has-medium-font-size\">Once the given URL is parsed correctly, then it will return the URI object. We can then access the below information from the URI<\/p>\n\n\n\n<ul class=\"has-medium-font-size wp-block-list\"><li>Scheme<\/li><\/ul>\n\n\n\n<ul class=\"has-medium-font-size wp-block-list\"><li>User Info<\/li><\/ul>\n\n\n\n<ul class=\"has-medium-font-size wp-block-list\"><li>Hostname<\/li><\/ul>\n\n\n\n<ul class=\"has-medium-font-size wp-block-list\"><li>Port<\/li><\/ul>\n\n\n\n<ul class=\"has-medium-font-size wp-block-list\"><li>Pathname<\/li><\/ul>\n\n\n\n<ul class=\"has-medium-font-size wp-block-list\"><li>Query Params<\/li><\/ul>\n\n\n\n<ul class=\"has-medium-font-size wp-block-list\"><li>Fragment<\/li><\/ul>\n\n\n\n<p class=\"has-medium-font-size\">Once we have all the parts we can concatenate them to get the full hostname along with the port. We will parse the below URL<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">https:\/\/test:abcd123@golangbyexamples.com:8000\/tutorials\/intro?type=advance&compact=false#history<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">Then the full hostname along with port will be<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">https:\/\/golangbyexamples.com:8000<\/code><\/pre>\n\n\n\n<h1 class=\"has-luminous-vivid-orange-color has-text-color wp-block-heading\"><span class=\"ez-toc-section\" id=\"Program\"><\/span><strong>Program<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p class=\"has-medium-font-size\">Below is the program for the same.<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">package main\n\nimport (\n\t\"fmt\"\n\t\"log\"\n\t\"net\/url\"\n)\n\nfunc main() {\n\tinput_url := \"https:\/\/test:abcd123@golangbyexamples.com:8000\/tutorials\/intro?type=advance&compact=false#history\"\n\tu, err := url.Parse(input_url)\n\tif err != nil {\n\t\tlog.Fatal(err)\n\t}\n\n\tfullHostname := u.Scheme + \":\/\/\" + u.Host\n\n\tfmt.Println(fullHostname)\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\">https:\/\/golangbyexamples.com:8000:8000<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Table of Contents OverviewProgram Overview net\/url package of golang contains a Parse function that can be used to parse a given and return the URL instance of the URL structhttps:\/\/golang.org\/pkg\/net\/url\/#URL Once the&#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":[3,4],"class_list":["post-6034","post","type-post","status-publish","format-standard","hentry","category-tech","tag-go","tag-golang"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.7 - 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