<!DOCTYPE html>
<html lang="zh"> <head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<title>es6 对象浅拷贝</title>
</head> <body>
<script type="text/javascript">
var obj = {
'data': [11, 2, 3],
'name': 'mfg',
fn: function() {}
};
var objNew = { ...obj
};
var objNew2 = Object.assign({}, obj);
console.log(objNew === obj) //false
console.log(objNew2 === obj) //false
console.log(objNew.fn === obj.fn) //true
console.log(objNew2.fn === obj.fn) //true
</script>
</body> </html>