{"id":8567,"date":"2020-09-29T10:57:28","date_gmt":"2020-09-29T10:57:28","guid":{"rendered":"http:\/\/www.max-sperling.bplaced.net\/?p=8567"},"modified":"2025-07-31T07:27:31","modified_gmt":"2025-07-31T07:27:31","slug":"lambda-captures-c","status":"publish","type":"post","link":"http:\/\/www.max-sperling.bplaced.net\/?p=8567","title":{"rendered":"Lambda captures (C++)"},"content":{"rendered":"<h2>Setup lambda<\/h2>\n<pre>\r\nauto func = [\/*capures*\/](\/*arguments*\/){\/*body*\/};\r\n<\/pre>\n<hr>\n<h2>Specify captures<\/h2>\n<pre>\r\n &lt;var&gt; ... Local variable by value\r\n&&lt;var&gt; ... Local variable by reference\r\n   =   ... All local variable by value\r\n   &   ... All local variable by reference\r\n this  ... Member variables via this pointer\r\n<\/pre>\n<ul>\n<li>Capture a pointer: Just pass it by value, not by reference.<\/li>\n<li>Capture a field: Create a ref\/ptr onto it and pass that.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Setup lambda auto func = [\/*capures*\/](\/*arguments*\/){\/*body*\/}; Specify captures &lt;var&gt; &#8230; Local variable by value &#038;&lt;var&gt; &#8230; Local variable by reference<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false},"categories":[27],"tags":[],"_links":{"self":[{"href":"http:\/\/www.max-sperling.bplaced.net\/index.php?rest_route=\/wp\/v2\/posts\/8567"}],"collection":[{"href":"http:\/\/www.max-sperling.bplaced.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.max-sperling.bplaced.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.max-sperling.bplaced.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.max-sperling.bplaced.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8567"}],"version-history":[{"count":3,"href":"http:\/\/www.max-sperling.bplaced.net\/index.php?rest_route=\/wp\/v2\/posts\/8567\/revisions"}],"predecessor-version":[{"id":18944,"href":"http:\/\/www.max-sperling.bplaced.net\/index.php?rest_route=\/wp\/v2\/posts\/8567\/revisions\/18944"}],"wp:attachment":[{"href":"http:\/\/www.max-sperling.bplaced.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8567"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.max-sperling.bplaced.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8567"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.max-sperling.bplaced.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8567"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}