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1 var sth = ""; //Global Scope2 var foo = function(){ var sth = ""; // Local Scope}3 var foo = function(){ sth = ""; // Global Scope, this isdefinit... 阅读全文
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ArraysArrays are zero-indexed, ordered lists of values. They are a handy way to store a set of related items of the same type (such as strings), thoug... 阅读全文
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A Brief LookDOM Traversal and ManipulationGet theelement with the class 'continue' and change its HTML to 'Next Step...'1$( "button.continue" ).html( ... 阅读全文