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#p{background-color:#99CC99; width:400px; height:400px;border:5px;}</style>

function a (){

var b=document.getElementById(p);

var c=Math.random()*100;

document.write(Math.round(c));}

widow.onload=a();

</script>

</head>

<body><table id="p"><tr><td></td><td></td><td></td><td></td><td></td></tr>?

? ? ? ? ? ? ? ? ? ? <tr><td></td><td></td><td></td><td></td><td></td></tr>?

<tr><td></td><td></td><td></td><td></td><td></td></tr>?

</table>

</body>

</html>

要在表格隨機生成數字，怎么實現

禍國

2016-12-29

源自：JavaScript進階篇 7-16

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3 回答

vincenthm
2016-12-29

<meta?http-equiv="Content-Type"?content="text/html;?charset=utf-8"?/>
<title>游戲卡</title>
<script?type="text/javascript">
function?a?(){
var?sty?=?"<style?type="?+?"text/css"+"?>#p{background-color:#99CC99;?width:400px;?height:400px;border:5px;}</style>";
document.write(sty);
document.write("<table?border?=?1??id?="?+?"p"?+">");
for?(var?i=0;i<5;i++){
????document.write("<tr>");
????for?(var?j?=0;j<5;j++){
????????document.write("<td>");
????????document.write(Math.round(Math.random()*100));
????????document.write("</td>");
????}
????document.write("</tr>");
}
document.write("</table>");
}
</script>
</head>
<body?onload="a()">

</body>
</html>