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jQuery $.each的用法说明

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看例子:

代码如下:

var arr1 = [ "a", "b", "c", "d", "e" ]; 
$.each(arr1, function(){ 
alert(this); 
}); 


输出:a b c d e 
复制代码 代码如下:
var arr2 = [[1, 2, 3], [4, 5, 6], [7, 8, 9]] 
$.each(arr2, function(i, item){ 
alert(item[0]); 
}); 


输出:1 4 7 
复制代码 代码如下:
var obj = { one:1, two:2, three:3, four:4, five:5 }; 
$.each(obj, function(key, val) { 
alert(obj[key]); 
}); 


输出:1 2 3 4 5



作者:baicp3 发表于2013-11-21 22:53:04 原文链接
阅读:65 评论:0 查看评论

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