for遍历
var arr = [1, 2, 3, 4];
for (var i = 0; i < arr.length; i++) {
console.log(arr[i]);
}
forEach遍历
var arr = [1, 2, 3, 4];
arr.forEach(function(val, index) {
console.log(val, index);
});
for-in遍历
var arr = [1, 2, 3, 4];
for (var i in arr) {
console.log(arr[i]);
}
$.each遍历(要引入jQuery)
var arr = [1, 2, 3, 4];
$.each(arr, function (index, val) {
document.write(“索入”+index+":"+val+’\n’);
});
————————————————
版权声明:本文为优快云博主「浪子四方」的原创文章,遵循CC 4.0 BY-SA版权协议,转载请附上原文出处链接及本声明。
原文链接:https://blog.youkuaiyun.com/lwqBrell/article/details/88597460