哈哈哈哈哈哈哈哈哈哈真的是心血来潮
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>九九乘法表</title>
</head>
<body>
<h1>Javascript九九乘法表</h1>
</body>
<script>
for(var i = 1;i<=9;i++){
for(var j = 1;j<=i;j++){
document.write(j+"*"+i +"="+i*j +"\t");
}
document.write("<br/>");
}
</script>
</html>
运行结果: