- 技术
- 重学ES系列之拓展运算符
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>扩展运算符
</title>
</head>
<body>
<script>
let {log} = console;
let arr = [1,2,3,4];
let fun = (a,b,c) =>{
return a+b+c
}
log(fun(...arr));
let fun1 = (...a) =>{
return a[0]+a[1]+a[2]
}
log(fun1(...arr));
</script>
</body>
</html>
作者：Vam的金豆之路
主要领域：前端开发
我的微信：maomin9761
微信公众号：前端历劫之路
Processed:
0.012, SQL:
9
