{"id":225,"date":"2009-03-20T00:00:20","date_gmt":"2009-03-20T07:00:20","guid":{"rendered":"https:\/\/actionsnippet.com\/?p=998"},"modified":"2009-03-20T00:00:20","modified_gmt":"2009-03-20T07:00:20","slug":"unique-array-comparison","status":"publish","type":"post","link":"https:\/\/actionsnippet.com\/?p=225","title":{"rendered":"Unique Array Comparison"},"content":{"rendered":"<pre class=\"brush: as3; title: ; notranslate\" title=\"\">\r\nfunction uniqueCompare(arr:Array, compare:Function):void {\r\n\tvar leng:int = arr.length;\r\n\tfor (var i:int = 0; i&lt;leng; i++){\r\n\t\tfor (var j:int = i + 1; j&lt;leng; j++){\r\n\t\t\tcompare(arr&#x5B;i], arr&#x5B;j]);\r\n\t\t}\r\n\t}\r\n}\r\n\r\nvar numbers:Array = &#x5B;1, 2, 3, 4, 5];\r\n\r\nuniqueCompare(numbers, compareCallback);\r\n\r\nfunction compareCallback(a:*, b:*):void {\r\n\ttrace(&quot;compare &quot; + a + &quot; to &quot; + b);\r\n}\r\n\r\n\/*\r\noutputs:\r\ncompare 1 to 2\r\ncompare 1 to 3\r\ncompare 1 to 4\r\ncompare 1 to 5\r\ncompare 2 to 3\r\ncompare 2 to 4\r\ncompare 2 to 5\r\ncompare 3 to 4\r\ncompare 3 to 5\r\ncompare 4 to 5\r\n*\/\r\n<\/pre>\n<p>This snippet shows a function called uniqueCompare() that compares all elements in an array to all other elements in an array without repeating a comparison. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>function uniqueCompare(arr:Array, compare:Function):void { var leng:int = arr.length; for (var i:int = 0; i&lt;leng; i++){ for (var j:int = i + 1; j&lt;leng; j++){ compare(arr&#x5B;i], arr&#x5B;j]); } } } var numbers:Array = &#x5B;1, 2, 3, 4, 5]; uniqueCompare(numbers, compareCallback); function compareCallback(a:*, b:*):void { trace(&quot;compare &quot; + a + &quot; to &quot; + b); } \/* [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19,94],"tags":[3,4],"class_list":["post-225","post","type-post","status-publish","format-standard","hentry","category-arrays","category-misc","tag-actionscript","tag-flash"],"_links":{"self":[{"href":"https:\/\/actionsnippet.com\/index.php?rest_route=\/wp\/v2\/posts\/225","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/actionsnippet.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/actionsnippet.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/actionsnippet.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/actionsnippet.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=225"}],"version-history":[{"count":0,"href":"https:\/\/actionsnippet.com\/index.php?rest_route=\/wp\/v2\/posts\/225\/revisions"}],"wp:attachment":[{"href":"https:\/\/actionsnippet.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=225"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/actionsnippet.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=225"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/actionsnippet.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}