js编程思路--给网站定义一个全局的js对象,放到window对象中

if (typeof G === "undefined") {
    var G = window.G = {}
} 

定义一个全部局变量G,用来存放各个页面的初始化值,然后在各个页面顶端检查这个值是否初始化,如果没,则构建

或者:var G = window.G || {};

 

类似:

var jdpts = new Object(); jdpts._st = new Date().getTime();
window.pageConfig = {
compatible: true,
product: {
skuid: 722944,
name: '\u006c\u0061\u0074\u0069\u0074\u0020\u9ad8\u6863\u5c3c\u9f99\u914d\u771f\u76ae\u624b\u633d\u888b\u0020\u9ed1\u8272',
skuidkey:'19595C4D0862B0B5B684642B68D7FBFA',
href: 'http://www.360buy.com/product/722944.html',
src: 'g9/M03/0D/1C/rBEHaVCaQqoIAAAAAAE28iD_NIAAACtkgBv0rgAATcK056.jpg',
cat: [1672,2576,1455],
brand: 15138,
tips: false,
type: 2
}
};

 

posted @ 2013-02-03 14:38  一束光  阅读(868)  评论(0编辑  收藏  举报

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