JQuery -- each用法

var arr1 = [ "one", "two", "three", "four", "five" ];      
$.each(arr1, function(){ 
 alert(this); 
});      
输出：one    two   three   four    five 

var arr2 = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]      
$.each(arr2, function(i, item){ 
 alert(item[0]); 
});      
输出：1    4    7      

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 

$.each($("input:hidden"), function(){ 
 alert(this.name); 
}); 

评论

1 楼 ll_茉莉花开 2010-10-24