{"id":1785,"date":"2020-03-22T17:42:17","date_gmt":"2020-03-22T17:42:17","guid":{"rendered":"https:\/\/golangbyexamples.com\/?p=1785"},"modified":"2020-03-22T17:42:27","modified_gmt":"2020-03-22T17:42:27","slug":"golang-delete-index-string","status":"publish","type":"post","link":"https:\/\/golangbyexamples.com\/golang-delete-index-string\/","title":{"rendered":"Delete in a string by index in Go (Golang)"},"content":{"rendered":"\n<p class=\"has-medium-font-size\">In Golang string is a sequence of bytes. A string literal actually represents a UTF-8 sequence of bytes. In UTF-8, ASCII characters are single-byte corresponding to the first 128 Unicode characters.\u00a0All other characters are between 1 -4 bytes. Due to this, it is not possible to index a character in a string.\u00a0 In GO, rune data type represents a Unicode point.\u00a0 Once a string is converted to an array of rune then it is possible to index a character in that array of rune. <\/p>\n\n\n\n<p class=\"has-medium-font-size\">You can learn more about rune here &#8211;\u00a0<a href=\"https:\/\/golangbyexamples.com\/understanding-rune-in-golang\">https:\/\/golangbyexamples.com\/understanding-rune-in-golang<\/a><\/p>\n\n\n\n<p class=\"has-medium-font-size\">For this reason in below program for deleting a character of a given string by index, we\u00a0 are first converting a string into a rune array so that we can index the rune array and then delete the character by index<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">package main\n\nimport \"fmt\"\n\nfunc main() {\n    sample := \"ab\u00a3c\"\n    s := []rune(sample)\n    res := delChar(s, 2)\n    fmt.Println(string(res))\n}\n\nfunc delChar(s []rune, index int) []rune {\n    return append(s[0:index], s[index+1:]...)\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\">abc<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>In Golang string is a sequence of bytes. A string literal actually represents a UTF-8 sequence of bytes. In UTF-8, ASCII characters are single-byte corresponding to the first 128 Unicode characters.\u00a0All other&#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":[],"class_list":["post-1785","post","type-post","status-publish","format-standard","hentry","category-tech"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Delete in a string by index 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\/golang-delete-index-string\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Delete in a string by index in Go (Golang) - Welcome To Golang By Example\" \/>\n<meta property=\"og:description\" content=\"In Golang string is a sequence of bytes. 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