1.keydown键盘按下事件
2.ev[‘keyCode'] 获取当前按键
3.引入工具库工具库
运行效果
1-9控制按键
代码
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> <style> *{ margin: 0; padding: 0; } div{ height: 50px; width: 630px; /*background-color: red;*/ position: absolute; top: 300px; left: 50%; transform: translateX(-50%); } ul{ height: 100%; width: 100%; list-style: none; display: flex; overflow: hidden; border: 1px solid #000; } li{ height: 100%; width: 100%; /*background-color: yellow;*/ position: relative; border-right: 1px dashed #000; } li:last-child{ border-right:none } span{ width: 70px; height: 50px; background-color: skyblue; position: absolute; left: 0; top: 50px; z-index: -1; } a{ text-decoration: none;color: #000; line-height: 50px; position: absolute; left: 50%; transform: translateX(-50%); font-size: 20px; cursor: default; } </style> </head> <body> <div> <ul> <li><a href="">1</a><span></span> <audio src="https://www.jb51.net/source/a1.mp3"></audio></li> <li><a href="">2</a><span></span> <audio src="https://www.jb51.net/source/a2.mp3"></audio></li> <li><a href="">3</a><span></span> <audio src="https://www.jb51.net/source/a3.mp3"></audio></li> <li><a href="">4</a><span></span> <audio src="https://www.jb51.net/source/a4.mp3"></audio></li> <li><a href="">5</a><span></span> <audio src="https://www.jb51.net/source/a5.mp3"></audio></li> <li><a href="">6</a><span></span> <audio src="https://www.jb51.net/source/a6.mp3"></audio></li> <li><a href="">7</a><span></span> <audio src="https://www.jb51.net/source/a7.mp3"></audio></li> <li><a href="">8</a><span></span> <audio src="https://www.jb51.net/source/a8.mp3"></audio></li> <li><a href="">9</a><span></span> <audio src="https://www.jb51.net/source/a9.mp3"></audio></li> </ul> </div> <script src="https://www.jb51.net/MyTools.js"></script> <script> var allLis = myTool.$('ul').children; document.addEventListener('keydown',function (ev) { var keyCode = ev['keyCode'] - 49; myTool.slowMoving(allLis[keyCode].children[1], {"top": 0}, function () { myTool.slowMoving(allLis[keyCode].children[1], {"top": 50}); // 2.3 播音乐 allLis[keyCode].children[2].play(); allLis[keyCode].children[2].currentTime = 0; }); },false); </script> </body> </html>