小游戏-猜数字 

 1 <!DOCTYPE html>
 2 <html lang="en">
 3 <head>
 4   <meta charset="UTF-8">
 5   <meta name="viewport" content="width=device-width, initial-scale=1.0">
 6   <title>Document</title>
 7 </head>
 8 <body>
 9   <script>
10     var cNum = Math.ceil(Math.random() * 100)
11     var count = 0
12     do {
13       var num = prompt('请输入一个1-100的数字')
14       count++
15       if (num > cNum) {
16         alert('猜大了')
17       } else if (num < cNum) {
18         alert('猜小了')
19       } else {
20         alert('恭喜你猜对了，以共猜了' + count + '次')
21       }
22     } while (num != cNum)
23   </script>
24 </body>
25 </html>

 

posted @ 2020-04-16 23:57  strongerPian  阅读(136)  评论(0)    收藏  举报
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