jquery遍历json的几种方法

<script>
var obj = {
"status":1,
"bkmsg":"\u6210\u529f",
"bkdata":["\u5415\u5c1a\u5fd7","1387580400","\u6dfb\u52a0\u8bb0\u5f55"]
}
// console.log(obj.length);
if (obj.status == 1) {
for (var i = 0; i < obj.bkdata.length; i++) {
console.log(obj.bkdata[i]);
};
}else{
alert("数据有误~");
};
</script>

<script>
var obj = {
"status":1,
"bkmsg":"\u6210\u529f",
"bkdata":["\u5415\u5c1a\u5fd7","1387580400","\u6dfb\u52a0\u8bb0\u5f55"]
}
//for in循环
for(x in obj.bkdata){
//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。
console.log(obj.bkdata[x]);
}
</script>

<script>
var obj = {
"status":1,
"bkmsg":"\u6210\u529f",
"bkdata":["\u5415\u5c1a\u5fd7","1387580400","\u6dfb\u52a0\u8bb0\u5f55"]
}

if (obj.status == 1) {
$(obj.bkdata).each(function(index,item){
//index指下标
//item指代对应元素内容
//this指代每一个元素对象
//console.log(obj.bkdata[index]);
console.log(item);
//console.log($(this));
});
}else{
alert("数据有误~");
};
</script>

<script>
var obj = {
"status":1,
"bkmsg":"\u6210\u529f",
"bkdata":["\u5415\u5c1a\u5fd7","1387580400","\u6dfb\u52a0\u8bb0\u5f55"]
}

$.each( obj.bkdata, function(index,item){
console.log(item);
});
</script>