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Array根据属性id的值删除当前对象

2017-11-01 23:25 344 查看
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Array根据属性id的值删除当前对象</title>
</head>
<body>
<script>

Array.prototype.del = function (filter) {
var index = filter;
if (typeof filter == 'function') {
for (var i = 0; i < this.length; i++) {
if (filter(this[i], i)) index = i;
}
}
this.splice(index, 1)
};

var arr = [
{
id: 1,
name: "aaaaaaaaaaaaaa"
},
{
id: 2,
name: "bbbbbbbbbbbbb"
},
{
id: 3,
name: "ccccccccccccccccccc"
},
{
id: 4,
name: "ddddddddddddddddd"
}
];

var content = {
id: 3,
name: "longzhoufeng"
};
arr.del(function (obj) {
return obj.id == content.id;
});
console.log(arr)
</script>
</body>
</html>


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