{"id":19035,"date":"2022-11-05T04:29:24","date_gmt":"2022-11-04T22:59:24","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-colon-after-define-in-objective-c-duplicate\/"},"modified":"2022-11-05T04:29:24","modified_gmt":"2022-11-04T22:59:24","slug":"solved-colon-after-define-in-objective-c-duplicate","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-colon-after-define-in-objective-c-duplicate\/","title":{"rendered":"[Solved] Colon after #define in Objective-C [duplicate]"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-28022291\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"28022291\" data-parentid=\"28022213\" data-score=\"1\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>Macros are just replaced by their definition. When you <code>#define k 1024;<\/code> and write <code>if(k==1024)...<\/code> what the compiler actually sees is:<\/p>\n<pre><code>if(1024; == 1024) ...\n<\/code><\/pre>\n<p>which doesn&#8217;t compile.<\/p>\n<p>The compiler doesn&#8217;t complain because sometimes you may actually want to add a semicolon (<code>;<\/code> is called semicolon, not colon, which is <code>:<\/code>) to your macro.<\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\"><\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Colon after #define in Objective-C [duplicate] <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] Macros are just replaced by their definition. When you #define k 1024; and write if(k==1024)&#8230; what the compiler actually sees is: if(1024; == 1024) &#8230; which doesn&#8217;t compile. The compiler doesn&#8217;t complain because sometimes you may actually want to add a semicolon (; is called semicolon, not colon, which is \ud83d\ude42 to your macro. &#8230; <a title=\"[Solved] Colon after #define in Objective-C [duplicate]\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-colon-after-define-in-objective-c-duplicate\/\" aria-label=\"More on [Solved] Colon after #define in Objective-C [duplicate]\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[1971,470],"class_list":["post-19035","post","type-post","status-publish","format-standard","hentry","category-solved","tag-macros","tag-objective-c"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Colon after #define in Objective-C [duplicate] - JassWeb<\/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:\/\/jassweb.com\/solved\/solved-colon-after-define-in-objective-c-duplicate\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Colon after #define in Objective-C [duplicate] - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] Macros are just replaced by their definition. When you #define k 1024; and write if(k==1024)... what the compiler actually sees is: if(1024; == 1024) ... which doesn&#8217;t compile. The compiler doesn&#8217;t complain because sometimes you may actually want to add a semicolon (; is called semicolon, not colon, which is :) to your macro. ... 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