JS简单实现九九乘法表
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
#td{
border: 1px gray solid;
background-color: bisque;
}
</style>
<script>
document.write("<table align='center'>")
for(var a=1;a<=9;a++){
document.write("<tr id='tr'>")
for(var b=1;b<=a;b++){
document.write("<td id='td'>")
document.write(a+"*"+b+"="+a*b+" ");
document.write("</td>")
}
document.write("</tr>")
}
document.write("</table>")
</script>
</head>
<body>
</body>
</html>
