<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>九九乘法表</title>
<style>
*{padding: 0;
margin: 0}
table {
border: 2px solid black;
text-align: center;
width: 800px;
height: 400px;
margin-top: -150px;
border-collapse: collapse;
}
td {
border: 1px solid black;
}
</style>
</head>
<body>
<script type="text/javascript">
<!--col代表列-->
/*row代表行*/
document.write('<table>');
for (var row=1;row<=9;row++){
document.write('<tr>');
for (var col=1;col<=row;col++){
var ji=col*row;
document.write('<td>'+col+'*'+row+'='+ji+' '+'<td>' );
}
document.write('</tr>');
document.write('<br>')
}
document.write('</table>');
</script>
</body>
</html>
