malaikuangren

摘要： There's no such thing as a "JSON Object"By"Cowboy" Ben AlmanonMarch 3, 2010 2:54 PM|15 Comments and 0 ReactionsI want to clear up a common misconception. It’s my belief that developers mistakenly call JavaScript Object literals “JSON Objects” because their syntax is identical 阅读全文

摘要： There aresixways/contexts in which to create functions:1) Standard declarative notation (most familiar to people with C background)function foo(){}All the rest are functionexpressions:2) As a method of an object literalvar obj ={ foo:function(){}};3) As a method of an instantiated object (created... 阅读全文

摘要： In JavaScript, logical operators are used for boolean logic where a boolean value may be returned depending on the outcome of an expression. With the||(OR) operator, since values don't need to be explicitlytrueorfalse(they can be truthy or falsy), the operator can return non-boolean results when 阅读全文