<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>for語句</title>
<style>
td{
border: 1px solid black;
}
</style>
<script>
document.write("<table align='center'>");
for(var i=1;i<=9;i++){
document.write("<tr>");
for (var j=1;j<=i;j++){
document.write("<td>");
document.write(i +" * "+ j + " = "+ (i * j )+" ");
document.write("</td>");
}
document.write("</tr>");
//document.write("<br>");
}
document.write("</table>");
</script>
</head>
<body>
</body>
</html>
