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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8">
- <meta http-equiv="X-UA-Compatible" content="IE=edge">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>Document</title>
- </head>
- <body>
- <script>
- /* ...rest 剩余的 在函数的参数里面 */
- function fn(a,b,...rest){
- console.log(a,b)
- console.log(...rest)
- }
- fn(1,2,3,4,5)
- // function fn(){
- // console.log(arguments) //获取所有的参数
- // }
- // fn(1,2,3,4,5)
- </script>
- </body>
- </html>
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