<!DOCTYPE html>

<html lang="en">

  <head>

    <meta charset="UTF-8" />

    <meta name="viewport" content="width=device-width, initial-scale=1.0" />

    <title>Document</title>

    <style>

      td {

        background-color: lightskyblue;

        padding: 10px;

        text-align: center;

      }

    </style>

  </head>

  <body>

    <table id="td"></table>

    <script>

 

 

    var j=0;

    var s="";

    while(j<9){

        j++;

        s+="<tr>"

        var i=0;

        while(i<9){

            if(i>=j)    break;

            s+="<td>"+j+"*"+i+"="+i*j+"</td>";

            i++;

        }

    }

    s+="</tr>";

    td.innerHTML=s;

    </script>

  </body>

</html>

JavaScript 九九乘法表

 

 

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