話不多說，附上源碼，僅供大家參考
<!DOCTYPE html><html xmlns="http://www.w3.org/1999/xhtml"><head> <title></title> <script src="Scripts/jquery-1.10.2.js"></script> <script type="text/javascript"> var numArray = new Array(); var personNum = 30; $(function () { for (var i = 0; i < personNum; i++) { numArray[i] = i; } $("li").click(function () { var n = Math.floor(Math.random() * numArray.length + 1) - 1; //生成隨機數 $(this).text(numArray[n]); numArray.splice(n, 1); //移除隨機數 }); $("#btnStart").click(function () { var totalArray = new Array(); $("li").each(function (i, v) { totalArray[i] = v.innerText; }); var n = Math.floor(Math.random() * totalArray.length + 1) - 1; //生成隨機數 this.value = totalArray[n]; $("li").each(function (i, v) { if (v.innerText == $("#btnStart").val()) { this.style.background = "red"; } else { this.style.background = "white"; } }); }); }); </script> <style type="text/css"> ul { /*display: block; float:left;*/ } ul li { width: 150px; height: 150px; line-height: 150px; border: 1px solid gray; float: left; margin-left: 10px; margin-top: 10px; list-style-type: none; text-align: center; font-size: 20px; } #btnStart { width: 100px; height: 30px; margin-left: 10px; margin-top: 10px; } </style></head><body> <div> <ul> <li>click me!</li> <li>click me!</li> <li>click me!</li> <li>click me!</li> </ul> <ul> <li>click me!</li> <li>click me!</li> <li>click me!</li> <li>click me!</li> </ul> <ul> <li>click me!</li> <li>click me!</li> <li>click me!</li> <li>click me!</li> </ul> <ul> <li>click me!</li> <li>click me!</li> <li>click me!</li> <li>click me!</li> </ul> <ul> <li>click me!</li> <li>click me!</li> <li>click me!</li> <li>click me!</li> </ul> </div> <input id="btnStart" type="button" value="Start" /></body></html>以上就是本文的全部內容，希望本文的內容對大家的學習或者工作能帶來一定的幫助，同時也希望多多支持VeVb武林網！
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