{"id":2442,"date":"2023-06-26T11:34:07","date_gmt":"2023-06-26T04:34:07","guid":{"rendered":"https:\/\/csharptutorial.net\/?page_id=2442"},"modified":"2023-06-26T11:36:28","modified_gmt":"2023-06-26T04:36:28","slug":"linq-repeat","status":"publish","type":"page","link":"https:\/\/www.csharptutorial.net\/csharp-linq\/linq-repeat\/","title":{"rendered":"LINQ Repeat"},"content":{"rendered":"\n<p><strong>Summary<\/strong>: in this tutorial, you will learn how to use the LINQ <code>Repeat()<\/code> method to generate a sequence that contains one repeated value.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Introduction to the LINQ Repeat() method<\/h2>\n\n\n\n<p>The <code>Repeat()<\/code> method generates a sequence that contains one repeated value:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-1\" data-shcb-language-name=\"C#\" data-shcb-language-slug=\"cs\"><span><code class=\"hljs language-cs\">IEnumerable&lt;TResult&gt; Repeat&lt;TResult&gt; (TResult element, <span class=\"hljs-keyword\">int<\/span> count);<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-1\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">C#<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">cs<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p>In this syntax:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>TResult<\/code> represents the type of value to be repeated in the result sequence.<\/li>\n\n\n\n<li><code>element<\/code> has the type <code>TResult<\/code>, which represents the value to be repeated.<\/li>\n\n\n\n<li><code>count<\/code> is an integer that denotes the number of times to repeat the <code>element<\/code> in the generated sequence.<\/li>\n<\/ul>\n\n\n\n<p>The <code>Repeat()<\/code> method returns an <code><a href=\"https:\/\/csharptutorial.net\/csharp-linq\/csharp-ienumerable\/\">IEnumerable&lt;T><\/a><\/code> that contains the repeated elements count times.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">LINQ Repeat() method example<\/h2>\n\n\n\n<p>Let&#8217;s take some examples of using the <code>Repeat()<\/code> method.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1) Using the Repeat() method to generate a sequence of numbers<\/h3>\n\n\n\n<p>The following example uses the <code>Repeat()<\/code> method to generate a sequence of four numbers 9:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-2\" data-shcb-language-name=\"C#\" data-shcb-language-slug=\"cs\"><span><code class=\"hljs language-cs\"><span class=\"hljs-keyword\">using<\/span> <span class=\"hljs-keyword\">static<\/span> System.Console;\n\n\n<span class=\"hljs-keyword\">var<\/span> numbers = Enumerable.Repeat(<span class=\"hljs-number\">9<\/span>, <span class=\"hljs-number\">4<\/span>);\n<span class=\"hljs-keyword\">foreach<\/span> (<span class=\"hljs-keyword\">var<\/span> number <span class=\"hljs-keyword\">in<\/span> numbers)\n{\n    WriteLine(number);\n}<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-2\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">C#<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">cs<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p>Output:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-3\" data-shcb-language-name=\"C#\" data-shcb-language-slug=\"cs\"><span><code class=\"hljs language-cs\"><span class=\"hljs-number\">9<\/span>\n<span class=\"hljs-number\">9<\/span>\n<span class=\"hljs-number\">9<\/span>\n<span class=\"hljs-number\">9<\/span><\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-3\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">C#<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">cs<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<h3 class=\"wp-block-heading\">2) Using the Repeat() method to generate a sequence of strings<\/h3>\n\n\n\n<p>The following example uses the <code>Repeat()<\/code> method to generate a sequence of strings:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-4\" data-shcb-language-name=\"C#\" data-shcb-language-slug=\"cs\"><span><code class=\"hljs language-cs\"><span class=\"hljs-keyword\">using<\/span> <span class=\"hljs-keyword\">static<\/span> System.Console;\n\n<span class=\"hljs-keyword\">var<\/span> messages = Enumerable.Repeat(<span class=\"hljs-string\">\"bye\"<\/span>, <span class=\"hljs-number\">3<\/span>);\n<span class=\"hljs-keyword\">foreach<\/span> (<span class=\"hljs-keyword\">var<\/span> message <span class=\"hljs-keyword\">in<\/span> messages)\n{\n    WriteLine(message);\n}<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-4\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">C#<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">cs<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p>Output:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-5\" data-shcb-language-name=\"plaintext\" data-shcb-language-slug=\"plaintext\"><span><code class=\"hljs language-plaintext\">bye\nbye\nbye<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-5\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">plaintext<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">plaintext<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<h2 class=\"wp-block-heading\">Summary<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use LINQ <code>Repeat()<\/code> method to generate a sequence that contains an element repeated N times.<\/li>\n<\/ul>\n<div class=\"helpful-block-content\" data-title=\"\">\n\t<header>\n\t\t<div class=\"wth-question\">Was this tutorial helpful ?<\/div>\n\t\t<div class=\"wth-thumbs\">\n\t\t\t<button\n\t\t\t\tdata-post=\"2442\"\n\t\t\t\tdata-post-url=\"https:\/\/www.csharptutorial.net\/csharp-linq\/linq-repeat\/\"\n\t\t\t\tdata-post-title=\"LINQ Repeat\"\n\t\t\t\tdata-response=\"1\"\n\t\t\t\tclass=\"wth-btn-rounded wth-yes-btn\"\n\t\t\t>\n\t\t\t\t<svg\n\t\t\t\t\txmlns=\"http:\/\/www.w3.org\/2000\/svg\"\n\t\t\t\t\tviewBox=\"0 0 24 24\"\n\t\t\t\t\tfill=\"none\"\n\t\t\t\t\tstroke=\"currentColor\"\n\t\t\t\t\tstroke-width=\"2\"\n\t\t\t\t\tstroke-linecap=\"round\"\n\t\t\t\t\tstroke-linejoin=\"round\"\n\t\t\t\t\tclass=\"feather feather-thumbs-up block w-full h-full\"\n\t\t\t\t>\n\t\t\t\t\t<path\n\t\t\t\t\t\td=\"M14 9V5a3 3 0 0 0-3-3l-4 9v11h11.28a2 2 0 0 0 2-1.7l1.38-9a2 2 0 0 0-2-2.3zM7 22H4a2 2 0 0 1-2-2v-7a2 2 0 0 1 2-2h3\"\n\t\t\t\t\t><\/path>\n\t\t\t\t<\/svg>\n\t\t\t\t<span 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