Code
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title></title>
<script language="JavaScript">
document.write("<table border=1 >");
var str="javascript实现乘法口诀";
document.write("<h1>"+str+"</h1>");
for(var x = 1;x<=9;x++){
document.write("<tr>");
for(var y=1;y<=x;y++){
document.write("<th>"+x+"*"+y+"="+(x*y)+"</th>")
}
document.write("</tr>");
}
document.write("</table>");
</script>
</head>
<body>
</body>
</html>
Resolve
1, <table> </ table>, define the HTML form.
2, <tr> </ tr>, element defines a table row.
3, <th> </ th>, define the header element.
