jquery遍历json的几种方法

for循环：

 1 <script>
 2 var obj = { 
 3         "status":1, 
 4         "bkmsg":"\u6210\u529f", 
 5         "bkdata":["\u5415\u5c1a\u5fd7","1387580400","\u6dfb\u52a0\u8bb0\u5f55"] 
 6     } 
 7    // console.log(obj.length); 
 8     if (obj.status == 1) { 
 9         for (var i = 0; i < obj.bkdata.length; i++) { 
10             console.log(obj.bkdata[i]); 
11         }; 
12     }else{ 
13         alert("数据有误~"); 
14     };
15 </script>

for in 循环：

 1 <script>
 2 var obj = { 
 3         "status":1, 
 4         "bkmsg":"\u6210\u529f", 
 5         "bkdata":["\u5415\u5c1a\u5fd7","1387580400","\u6dfb\u52a0\u8bb0\u5f55"] 
 6     } 
 7  //for in循环 
 8     for(x in obj.bkdata){ 
 9         //x表示是下标，来指定变量，指定的变量可以是数组元素，也可以是对象的属性。 
10         console.log(obj.bkdata[x]); 
11     }  
12 </script>

元素 each方法

 1 <script>
 2 var obj = { 
 3         "status":1, 
 4         "bkmsg":"\u6210\u529f", 
 5         "bkdata":["\u5415\u5c1a\u5fd7","1387580400","\u6dfb\u52a0\u8bb0\u5f55"] 
 6     } 
 7 
 8 if (obj.status == 1) { 
 9         $(obj.bkdata).each(function(index,item){ 
10             //index指下标 
11             //item指代对应元素内容 
12             //this指代每一个元素对象 
13             //console.log(obj.bkdata[index]); 
14             console.log(item); 
15             //console.log($(this)); 
16         }); 
17     }else{ 
18         alert("数据有误~"); 
19     }; 
20 </script>

jquery each方法

 1 <script>
 2 var obj = { 
 3         "status":1, 
 4         "bkmsg":"\u6210\u529f", 
 5         "bkdata":["\u5415\u5c1a\u5fd7","1387580400","\u6dfb\u52a0\u8bb0\u5f55"] 
 6     } 
 7 
 8 $.each( obj.bkdata, function(index,item){ 
 9         console.log(item); 
10     });
11 </script>

 

posted @ 2015-12-17 15:59  dreamflower  阅读(6255)  评论(0)    收藏  举报