{"id":240,"date":"2009-04-02T00:00:34","date_gmt":"2009-04-02T07:00:34","guid":{"rendered":"https:\/\/actionsnippet.com\/?p=1096"},"modified":"2009-04-02T00:00:34","modified_gmt":"2009-04-02T07:00:34","slug":"function-chaining-classes","status":"publish","type":"post","link":"https:\/\/actionsnippet.com\/?p=240","title":{"rendered":"Function Chaining &#038; Classes"},"content":{"rendered":"<pre class=\"brush: as3; title: ; notranslate\" title=\"\">\r\npackage {\r\n    import flash.display.Sprite;\r\n\tpublic class Chaining extends Sprite{\r\n\t\tpublic function Chaining(){\r\n\t\t\t  print(n(100).divide(2).plus(2));\r\n\t\t\t  \/\/ outputs 52              \r\n\t\t\t  print(n(100).plus(n(10).multiply(2)));\r\n\t\t\t  \/\/ outputs 120\r\n\t\t}\r\n\t}\r\n}\r\n\r\nfunction print(n:Num):void{\r\n   trace(n.getValue());\r\n}\r\nfunction n(n:Number):Num{\r\n   return new Num(n);\r\n}\r\n\r\nclass Num{\r\n\tprivate var value:Number;\r\n\t\r\n\tpublic function Num(n:Number):void{\r\n       value = n;\r\n\t}\r\n\tprivate function convert(n:*):Number{\r\n\t\tif (n is Num) n = n.getValue();\r\n\t\treturn n;\r\n\t}\r\n\tpublic function getValue():Number{\r\n\t\treturn value;\r\n\t}\r\n\tpublic function plus(n:*):Num{\r\n\t\tn = convert(n);\r\n\t\tvalue += n;\r\n\t\treturn this;\r\n\t}\r\n\tpublic function minus(n:*):Num{\r\n\t\tn = convert(n);\r\n\t\tvalue -= n;\r\n\t\treturn this;\r\n\t}\r\n\tpublic function multiply(n:*):Num{\r\n\t\tn = convert(n);\r\n\t\tvalue *= n;\r\n\t\treturn this;\r\n\t}\r\n\tpublic function divide(n:*):Num{\r\n\t\tn = convert(n);\r\n\t\tvalue \/= n;\r\n\t\treturn this;\r\n\t}\r\n}\r\n<\/pre>\n<p>This snippet is meant to be run as a document class. It shows how one might go about designing a class to make extensive use of function chaining.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>package { import flash.display.Sprite; public class Chaining extends Sprite{ public function Chaining(){ print(n(100).divide(2).plus(2)); \/\/ outputs 52 print(n(100).plus(n(10).multiply(2))); \/\/ outputs 120 } } } function print(n:Num):void{ trace(n.getValue()); } function n(n:Number):Num{ return new Num(n); } class Num{ private var value:Number; public function Num(n:Number):void{ value = n; } private function convert(n:*):Number{ if (n is Num) n = n.getValue(); [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17,2],"tags":[3,4],"class_list":["post-240","post","type-post","status-publish","format-standard","hentry","category-functions","category-oop","tag-actionscript","tag-flash"],"_links":{"self":[{"href":"https:\/\/actionsnippet.com\/index.php?rest_route=\/wp\/v2\/posts\/240","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=240"}],"version-history":[{"count":0,"href":"https:\/\/actionsnippet.com\/index.php?rest_route=\/wp\/v2\/posts\/240\/revisions"}],"wp:attachment":[{"href":"https:\/\/actionsnippet.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=240"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/actionsnippet.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=240"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/actionsnippet.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=240"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}