{"id":173,"date":"2020-08-27T22:49:51","date_gmt":"2020-08-27T22:49:51","guid":{"rendered":"https:\/\/turtleflyblog.com\/?p=173"},"modified":"2022-02-28T09:52:54","modified_gmt":"2022-02-28T09:52:54","slug":"enum","status":"publish","type":"post","link":"https:\/\/turtleflyblog.com\/en\/2020\/08\/27\/enum\/","title":{"rendered":"C# Enum"},"content":{"rendered":"\n<p>Enum is a value type which can be byte, short, int and long. We can use enum to avoid the occurrence of magic number. For example:<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; var season = dateSeason == 1 ? \u201cSpring\u201d : \u201cother season\u201d<\/p>\n\n\n\n<p>you might notice that when the project grows bigger, there will be more magic numbers you generate. This may create more Bugs the programmer produces and makes the project\u2019s overall maintenance more difficult. We can use enum to avoid this kind of situation.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"386\" height=\"302\" src=\"https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/10\/image-3.png?resize=386%2C302&#038;ssl=1\" alt=\"\" class=\"wp-image-225\" srcset=\"https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/10\/image-3.png?w=386&amp;ssl=1 386w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/10\/image-3.png?resize=300%2C235&amp;ssl=1 300w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/10\/image-3.png?resize=24%2C19&amp;ssl=1 24w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/10\/image-3.png?resize=36%2C28&amp;ssl=1 36w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/10\/image-3.png?resize=48%2C38&amp;ssl=1 48w\" sizes=\"auto, (max-width: 386px) 100vw, 386px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"269\" height=\"216\" src=\"https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum1.png?resize=269%2C216&#038;ssl=1\" alt=\"\" class=\"wp-image-174\" srcset=\"https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum1.png?w=269&amp;ssl=1 269w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum1.png?resize=24%2C19&amp;ssl=1 24w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum1.png?resize=36%2C29&amp;ssl=1 36w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum1.png?resize=48%2C39&amp;ssl=1 48w\" sizes=\"auto, (max-width: 269px) 100vw, 269px\" \/><\/figure>\n\n\n\n<p><strong>Make sure 0 is still available status while using enum<\/strong> The default value of enum is zero. You have to make sure that 0 is always at an available status when you use it. For example, if you make your enum variable starts from 1, &nbsp;in some cases when the other programmer tries to use your enum variable you declared, they don\u2019t know 0 is not an expected value and this could make some unexpected things happen.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"384\" height=\"171\" src=\"https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum3.png?resize=384%2C171&#038;ssl=1\" alt=\"\" class=\"wp-image-176\" srcset=\"https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum3.png?w=384&amp;ssl=1 384w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum3.png?resize=300%2C134&amp;ssl=1 300w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum3.png?resize=24%2C11&amp;ssl=1 24w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum3.png?resize=36%2C16&amp;ssl=1 36w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum3.png?resize=48%2C21&amp;ssl=1 48w\" sizes=\"auto, (max-width: 384px) 100vw, 384px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"110\" height=\"48\" src=\"https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum4.png?resize=110%2C48&#038;ssl=1\" alt=\"\" class=\"wp-image-177\" srcset=\"https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum4.png?w=110&amp;ssl=1 110w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum4.png?resize=24%2C10&amp;ssl=1 24w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum4.png?resize=36%2C16&amp;ssl=1 36w, https:\/\/i0.wp.com\/turtleflyblog.com\/wp-content\/uploads\/2020\/08\/Enum4.png?resize=48%2C21&amp;ssl=1 48w\" sizes=\"auto, (max-width: 110px) 100vw, 110px\" \/><\/figure>\n\n\n\n<p>The result returns 0 which is not anticipated and this could make some unwanted scenarios happen. Hence the best thing is to make sure that 0 is always the expected and available status when you use it.<\/p>\n\n\n\n<p><strong>Final conclusion<\/strong><\/p>\n\n\n\n<p>By using enum, we can avoid the occurrence of magic numbers and this thereby increases the code\u2019s readability and maintenance. Enum is an useful way to enhance the quality of code if you use this value type correctly.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Enum is a value type which can be byte, short, int and long. We can use enum to avoid the occurrence of magic number. For example: &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; var season = dateSeason == 1 ? \u201cSpring\u201d : \u201cother season\u201d you might notice that when the project grows bigger, there will be more magic numbers you generate. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[33],"tags":[],"class_list":["post-173","post","type-post","status-publish","format-standard","hentry","category-programming-2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C# Enum - Who said turtle cannot fly<\/title>\n<meta name=\"description\" content=\"Enum is a value type which can be byte, short, int and long. 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