{"id":5990,"date":"2021-07-14T13:28:27","date_gmt":"2021-07-14T07:58:27","guid":{"rendered":"https:\/\/golangbyexamples.com\/?p=5990"},"modified":"2021-07-14T13:29:19","modified_gmt":"2021-07-14T07:59:19","slug":"slice-array-channel-golang","status":"publish","type":"post","link":"https:\/\/golangbyexamples.com\/slice-array-channel-golang\/","title":{"rendered":"Slice or Array of Channels 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-2\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/golangbyexamples.com\/slice-array-channel-golang\/#Overview\" title=\"Overview\">Overview<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/golangbyexamples.com\/slice-array-channel-golang\/#Slice_of_Channels\" title=\"Slice of Channels\">Slice of Channels<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/golangbyexamples.com\/slice-array-channel-golang\/#Array_of_Channels\" title=\"Array of Channels\">Array of Channels<\/a><\/li><\/ul><\/nav><\/div>\n<h2 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><\/h2>\n\n\n\n<p class=\"has-medium-font-size\">It is possible to create a slice or array of channel data type in Golang as well. In fact, a slice or array can be created of any data type in Go. This tutorial contains simple examples to create a slice or array of channels in golang.<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Just to add here that in golang array is of fixed size and slice can have variable size. <\/p>\n\n\n\n<p class=\"has-medium-font-size\">More details here<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Array &#8211; <a href=\"https:\/\/golangbyexamples.com\/understanding-array-golang-complete-guide\/\">https:\/\/golangbyexamples.com\/understanding-array-golang-complete-guide\/<\/a><\/p>\n\n\n\n<p class=\"has-medium-font-size\">Slice &#8211; <a href=\"https:\/\/golangbyexamples.com\/slice-in-golang\/\">https:\/\/golangbyexamples.com\/slice-in-golang\/<\/a><\/p>\n\n\n\n<h2 class=\"has-luminous-vivid-orange-color has-text-color wp-block-heading\"><span class=\"ez-toc-section\" id=\"Slice_of_Channels\"><\/span><strong>Slice of Channels<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">package main\n\nimport \"fmt\"\n\nfunc main() {\n\n\tchannel1 := make(chan int)\n\tchannel2 := make(chan int)\n\tchannel3 := make(chan int)\n\n\t\/\/First Way\n\tvar channels_first []chan int\n\tchannels_first = append(channels_first, channel1)\n\tchannels_first = append(channels_first, channel2)\n\tchannels_first = append(channels_first, channel3)\n\n\tfmt.Println(\"\\nOutput for First slice of channels\")\n\tfor _, c := range channels_first {\n\t\tfmt.Println(c)\n\t}\n\n\t\/\/Second Way\n\tchannels_second := make([]chan int, 3)\n\tchannels_second[0] = channel1\n\tchannels_second[1] = channel2\n\tchannels_second[2] = channel3\n\n\tfmt.Println(\"\\nOutput for Second slice of channels\")\n\tfor _, c := range channels_second {\n\t\tfmt.Println(c)\n\t}\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\">Output for First slice of channels\n0xc000118000\n0xc000118060\n0xc0001180c0\n\nOutput for Second slice of channels\n0xc000118000\n0xc000118060\n0xc0001180c0<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">The output will be different on your machine as it is an address.<\/p>\n\n\n\n<p class=\"has-medium-font-size\">In the above program, we created three channels having data type int<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">channel1 := make(chan int)\nchannel2 := make(chan int)\nchannel3 := make(chan int)<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">Then we have two ways of creating a slice of channels. The first way is<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">var channels_first []chan int\nchannels_first = append(channels_first, channel1)\nchannels_first = append(channels_first, channel2)\nchannels_first = append(channels_first, channel3)<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">In the second way, we use <strong>make<\/strong> command to create a slice of channel<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">channels_second := make([]chan int, 3)\nchannels_second[0] = channel1\nchannels_second[1] = channel2\nchannels_second[2] = channel3<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">Either way works. This is how we can create a slice of channels<\/p>\n\n\n\n<h2 class=\"has-luminous-vivid-orange-color has-text-color wp-block-heading\"><span class=\"ez-toc-section\" id=\"Array_of_Channels\"><\/span><strong>Array of Channels<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">package main\n\nimport \"fmt\"\n\nfunc main() {\n\tchannel1 := make(chan int)\n\tchannel2 := make(chan int)\n\tchannel3 := make(chan int)\n\n\tvar channels_first [3]chan int\n\n\tchannels_first[0] = channel1\n\tchannels_first[1] = channel2\n\tchannels_first[2] = channel3\n\n\tfmt.Println(\"Output for First Array of channels\")\n\tfor _, c := range channels_first {\n\t\tfmt.Println(c)\n\t}\n\n\tchannel_second := [3]chan int{\n\t\tchannel1,\n\t\tchannel2,\n\t\tchannel3,\n\t}\n\n\tfmt.Println(\"\\nOutput for Second Array of channels\")\n\tfor _, c := range channel_second {\n\t\tfmt.Println(c)\n\t}\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\">Output for First Array of channels\n0xc00008c060\n0xc00008c0c0\n0xc00008c120\n\nOutput for Second Array of channels\n0xc00008c060\n0xc00008c0c0\n0xc00008c120<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">The output will be different on your machine as it is an address.<\/p>\n\n\n\n<p class=\"has-medium-font-size\">In the above program, we created three channels having data type int<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">channel1 := make(chan int)\nchannel2 := make(chan int)\nchannel3 := make(chan int)<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">Then we have two ways of creating an array. The first way is<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">var channels_first [3]chan int\nchannels_first[0] = channel1\nchannels_first[1] = channel2\nchannels_first[2] = channel3<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">In second way we directly initialize the array with created channels<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">channel_second := [3]chan int{\n\tchannel1,\n\tchannel2,\n\tchannel3,\n}<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">Check out our Golang Advanced Tutorial. The tutorials in this series are elaborative and we have tried to cover all concepts with examples. This tutorial is for those who are looking to gain expertise and a solid understanding of golang &#8211; <a href=\"https:\/\/golangbyexamples.com\/golang-comprehensive-tutorial\/\">Golang Advance Tutorial<\/a><\/p>\n\n\n\n<p class=\"has-medium-font-size\">Also if you are interested in understanding how all design patterns can be implemented in Golang. If yes, then this post is for you &#8211;<a href=\"https:\/\/golangbyexamples.com\/all-design-patterns-golang\/\">All Design Patterns Golang<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Table of Contents OverviewSlice of ChannelsArray of Channels Overview It is possible to create a slice or array of channel data type in Golang as well. In fact, a slice or array&#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-5990","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 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Slice or Array of Channels 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\/slice-array-channel-golang\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Slice or Array of Channels in Go (Golang) - Welcome To Golang By Example\" \/>\n<meta property=\"og:description\" content=\"Table of Contents OverviewSlice of ChannelsArray of Channels Overview It is possible to create a slice or array of channel data type in Golang as well. 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