求解 九九乘法表这样写不对吗?
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
</head>
<body>
<script type="text/javascript">
document.write("<table>");
for (var x = 1; x <= 9; x++) {
document.write("<tr>");
for (var j = 1; j <= x; j++) {
document.write("<th>" + y + "*" + x + "=" + y * x + "</th>");
}
document.write("</tr>");
}
document.write("</table>");
</script>
</body>
</html
------解决方案--------------------
你的y在哪里呀?是j吧?