{"id":6000,"date":"2021-07-14T17:34:07","date_gmt":"2021-07-14T12:04:07","guid":{"rendered":"https:\/\/golangbyexamples.com\/?p=6000"},"modified":"2021-07-14T17:36:02","modified_gmt":"2021-07-14T12:06:02","slug":"slice-array-integers-golang","status":"publish","type":"post","link":"https:\/\/golangbyexamples.com\/slice-array-integers-golang\/","title":{"rendered":"Create Slice or Array of Integers 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-integers-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-integers-golang\/#Slice_of_Int\" title=\"Slice of Int\">Slice of Int<\/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-integers-golang\/#Array_of_Integers\" title=\"Array of Integers\">Array of Integers<\/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 <strong>int<\/strong> 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 int data type 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. 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_Int\"><\/span><strong>Slice of Int<\/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\t\/\/First Way\n\tvar integers_first []int\n\tintegers_first = append(integers_first, 1)\n\tintegers_first = append(integers_first, 2)\n\tintegers_first = append(integers_first, 3)\n\n\tfmt.Println(\"Output for First slice of integers\")\n\tfor _, c := range integers_first {\n\t\tfmt.Println(c)\n\t}\n\n\t\/\/Second Way\n\tintegers_second := make([]int, 3)\n\tintegers_second[0] = 3\n\tintegers_second[1] = 2\n\tintegers_second[2] = 1\n\n\tfmt.Println(\"\\nOutput for Second slice of integers\")\n\tfor _, c := range integers_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 integers\n1\n2\n3\n\nOutput for Second slice of integers\n3\n2\n1<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">We have two ways of creating a slice of integer. The first way is<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">var integers_first []int\nintegers_first = append(integers_first, 1)\nintegers_first = append(integers_first, 2)\nintegers_first = append(integers_first, 3)<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">In the second way, we use make command to create a slice of integers<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-\">integers_second := make([]int, 3)\nintegers_second[0] = 3\nintegers_second[1] = 2\nintegers_second[2] = 1<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">Either way works. This is how we can create a slice of integers<\/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_Integers\"><\/span><strong>Array of Integers<\/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\tvar integers_first [3]int\n\n\tintegers_first[0] = 1\n\tintegers_first[1] = 2\n\tintegers_first[2] = 3\n\n\tfmt.Println(\"Output for First Array of integers\")\n\tfor _, c := range integers_first {\n\t\tfmt.Println(c)\n\t}\n\n\tintegers_second := [3]int{\n\t\t3,\n\t\t2,\n\t\t1,\n\t}\n\n\tfmt.Println(\"\\nOutput for Second Array of integers\")\n\tfor _, c := range integers_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 integers\n1\n2\n3\n\nOutput for Second Array of integers\n3\n2\n1<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">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 integers_first [3]int\nintegers_first[0] = 1\nintegers_first[1] = 2\nintegers_first[2] = 3<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">In second way we directly initialize the array with created integers<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-\">integers_second := [3]int{\n\t3,\n\t2,\n\t1,\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 IntArray of Integers Overview It is possible to create a slice or array of int 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-6000","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>Create Slice or Array of Integers 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-integers-golang\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Create Slice or Array of Integers in Go (Golang) - Welcome To Golang By Example\" \/>\n<meta property=\"og:description\" content=\"Table of Contents OverviewSlice of IntArray of Integers Overview It is possible to create a slice or array of int data type in Golang as well. 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