{"id":16024,"date":"2024-03-15T12:09:56","date_gmt":"2024-03-15T12:09:56","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/what-does-array-mean-in-c\/"},"modified":"2025-08-06T23:33:18","modified_gmt":"2025-08-06T23:33:18","slug":"what-does-array-mean-in-c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/what-does-array-mean-in-c\/","title":{"rendered":"What does &#8220;array&#8221; mean in C#?"},"content":{"rendered":"<p>In C#, an array is a data structure used to store multiple elements of the same type. It is a fixed-length container that can store multiple elements consecutively in memory.<\/p>\n<p>The size of an array is determined at the time of creation and the type of elements must be specified. The elements can be of any valid C# data type, such as integers, floats, characters, strings, etc.<\/p>\n<p>Each element in an array has a unique index that starts from 0 and increases sequentially. Using these indexes, one can access and modify elements in the array. Arrays offer a convenient way to organize and manipulate large amounts of data.<\/p>\n<p>Here is an example of creating and using an array:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-built_in\">int<\/span>[] numbers = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">int<\/span>[<span class=\"hljs-number\">5<\/span>]; <span class=\"hljs-comment\">\/\/ \u521b\u5efa\u4e00\u4e2a\u5305\u542b5\u4e2a\u6574\u6570\u7684\u6570\u7ec4<\/span>\r\n\r\nnumbers[<span class=\"hljs-number\">0<\/span>] = <span class=\"hljs-number\">10<\/span>; <span class=\"hljs-comment\">\/\/ \u8bbe\u7f6e\u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u503c\u4e3a10<\/span>\r\nnumbers[<span class=\"hljs-number\">1<\/span>] = <span class=\"hljs-number\">20<\/span>; <span class=\"hljs-comment\">\/\/ \u8bbe\u7f6e\u7b2c\u4e8c\u4e2a\u5143\u7d20\u7684\u503c\u4e3a20<\/span>\r\n\r\nConsole.WriteLine(numbers[<span class=\"hljs-number\">0<\/span>]); <span class=\"hljs-comment\">\/\/ \u8f93\u51fa\u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u503c<\/span>\r\nConsole.WriteLine(numbers[<span class=\"hljs-number\">1<\/span>]); <span class=\"hljs-comment\">\/\/ \u8f93\u51fa\u7b2c\u4e8c\u4e2a\u5143\u7d20\u7684\u503c<\/span>\r\n<\/code><\/pre>\n<p>Output result:<\/p>\n<pre class=\"post-pre\"><code>10\r\n20\r\n<\/code><\/pre>\n<p>When accessing array elements by index, it is important to note that the index cannot exceed the boundaries of the array, otherwise it will trigger an &#8220;IndexOutOfRangeException&#8221; exception.<\/p>\n<p>Arrays also provide some common properties and methods, such as the Length property to get the length of the array and the Sort method to sort the array.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In C#, an array is a data structure used to store multiple elements of the same type. It is a fixed-length container that can store multiple elements consecutively in memory. The size of an array is determined at the time of creation and the type of elements must be specified. The elements can be of [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[453,1402,299,1404,1403],"class_list":["post-16024","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-development","tag-guide","tag-programming","tag-technology","tag-tutorial"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What does &quot;array&quot; mean in C#? - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Learn about what does &quot;array&quot; mean in c#?. 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