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Es6中的扩展运算符

huanggr 2018年7月27日 21:38 阅读(1,563) 评论(1)

123456789101112131415161718192021222324<!DOCTYPE html> <html lang="en"&…

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>扩展运算符.html</title>
</head>
<body>

</body>
</html>
<script type="text/javascript">
var arr = [1,2,3];
var arr3 = [3,5,6];
var arr2 = [...arr,...arr3];

//类似于合并数组
console.log(arr2);

//对象也是类似的
var obj = {a:1};
var obj1 = {b:3};
var obj2 = {...obj,...obj1};
console.log(obj2);
</script>

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