{"id":12600,"date":"2024-03-14T16:10:44","date_gmt":"2024-03-14T16:10:44","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/what-is-the-usage-of-enum-class-in-c\/"},"modified":"2025-08-05T03:55:21","modified_gmt":"2025-08-05T03:55:21","slug":"what-is-the-usage-of-enum-class-in-c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/what-is-the-usage-of-enum-class-in-c\/","title":{"rendered":"C++ enum class Usage Guide"},"content":{"rendered":"<p>In C++, the enum class is a strongly-typed enumeration that offers more rigorous type checking and improved scope control to prevent common errors.<\/p>\n<p>The usage of an enum class is as follows:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">enum class<\/span> <span class=\"hljs-title class_\">EnumName<\/span> {\r\n    Value1,\r\n    Value2,\r\n    Value3\r\n};\r\n<\/code><\/pre>\n<p>You can use an enum class in the following way:<\/p>\n<pre class=\"post-pre\"><code>EnumName variable = EnumName::Value1;\r\n<\/code><\/pre>\n<p>In this case, EnumName is the name of the enumeration type, and Value1, Value2, Value3 are the values of the enumeration. When using an enum class, you need to specify the values of the enumeration using the scope resolution operator (::).<\/p>\n<p>Compared to traditional enumerations, enum class offers the following advantages:<\/p>\n<ol>\n<li>Type safety: Enum class&#8217;s enumeration values will not be implicitly converted to integer types, requiring explicit type conversion.<\/li>\n<li>Scope control: enum class ensures that the enumeration values are unique within the enum type and do not conflict with identifiers in other scopes.<\/li>\n<li>It is possible to explicitly specify the underlying type of an enumeration: by specifying the underlying type as int, char, etc., you can control how the enumeration values are stored.<\/li>\n<\/ol>\n<p>It is important to note that when using enum class, enum values cannot be directly compared or operated with integers. You need to use static_cast or explicit type conversion of the enum class.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In C++, the enum class is a strongly-typed enumeration that offers more rigorous type checking and improved scope control to prevent common errors. The usage of an enum class is as follows: enum class EnumName { Value1, Value2, Value3 }; You can use an enum class in the following way: EnumName variable = EnumName::Value1; In [&hellip;]<\/p>\n","protected":false},"author":7,"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":[274,575,16532,16545,13277],"class_list":["post-12600","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-c","tag-c11","tag-enum-class","tag-strongly-typed-enum","tag-type-safety"],"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>C++ enum class Usage Guide - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Learn how enum class improves C++ code safety &amp; scoping. Syntax, examples &amp; best practices included.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/blog\/what-is-the-usage-of-enum-class-in-c\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C++ enum class Usage Guide\" \/>\n<meta property=\"og:description\" content=\"Learn how enum class improves C++ code safety &amp; scoping. 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