javascript實現九九乘法表

CSS代碼部分：

<style type="text/css">
    table {
    width: 800px;
    height: 300px;
    border-collapse: collapse;
}
td{border:1px solid red;}
    </style>

JS代碼部分：

 

<script tjpe="teit/javascript">
    document.write("<table>");
    var str = "js九九乘法表";
    document.write("<h1>" + str + "</h1>");
    for ( var i = 1; i <= 9; i++) {
        document.write("<tr>");
        for ( var j = 1; j <= i; j++) {
            document.write("<td>" + i + "*" + j + "=" + (i * j) + "</td>");
        }
        document.write("</tr>");
    }
    document.write("</table>");
   </script>