How to write 99 multiplication table using js-JS Tutorial-php.cn

How to write 99 multiplication table using js

PHP中文网

Release： 2017-06-21 09:43:39

Original

1280 people have browsed it

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <style>body,div,ul,li{
            margin:0;
            padding: 0;
            font-family: Arial;
            font-size:12px;
        }
        ul li{
            list-style:none;
        }
        #tab{
            position:absolute;
            top:50%;
            left:50%;
            padding:10px;
            margin-left:-460px;
            margin-top:-145px;
            width:900px;
            height:270px;
            border:1px solid red;
            border-radius:10px;
        }
        #tab li{
            height:30px;
            line-height: 30px;

        }
        #tab li span{
            width:100px;
            height:30px;
            text-align:center;
            display: inline-block;
        }</style>
</head>
<body>
    <div id=&#39;tab&#39;>
        <ul>
            
        </ul>
    </div>
    <script type=&#39;text/javascript&#39;>var oTab = document.getElementById('tab');var str = '';
        str+="<ul>"for(var i = 1;i<=9;i++){var val = "c1";switch(i%3){case 0:
                        val = "c1";break;case 1:
                        val = "c2";break;default:
                        val = "c3";
                }
                str+="<li class=&#39;"+val+"&#39;>";for(var j = 1;j<=i;j++){
                        str+="<span>";
                            str+=""+j+"*"+i+" = "+(j*i)+""str+="</span>"}
                str+="</li>"}
        str+="</ul>"oTab.innerHTML = str;//字符串拼接的第一条黄金法则：单双不能同时用。必须间隔出现//如果一个字符串中需要增加一个变量，看最外面是""还是'',如果是""，那么直接的"+变量+"。如果是单引号'',那么直接的'"+变量+"'</script>
</body>
</html>

Copy after login

The above is the detailed content of How to write 99 multiplication table using js. For more information, please follow other related articles on the PHP Chinese website!