JavaScript语法练习99乘法表

练习：99乘法表

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>99乘法表</title>
    <style>
        td{
            border: 1px solid;
        }
    </style>

    <script>
        document.write("<table align='center'>")
        //1.完成基本的for循环嵌套,展示乘法
        for (var i = 1;i <= 9;i++){
            for (var j = 1;j <= i;j++){
                document.write("<td>");

                //输出 1 * 1 = 1
                document.write(i + " * " + j + " = "  + (i*j)+"&nbsp;&nbsp;&nbsp;");

                document.write("</td>")
            }
            //输出换行
            document.write("<tr>");
        }
        //2.完成表格嵌套
        document.write("</table>")
    </script>
</head>
<body>

</body>
</html>

 

posted @ 2022-11-01 14:59  夫君  阅读(33)  评论(0)    收藏  举报