<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title>九九乘法表</title>
</head>
<body>
<script>
//补充代码
for (var a=1;a<10;a++){
for (var b=1;b<=a;b++){
document.write(a+"*"+b+"="+a*b+" ");
}
document.write("<br />");
}
</script>
</body>
</html>
【js练习】通过循环嵌套实现一个九九乘法表
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转载自blog.csdn.net/qq_39799094/article/details/109158018
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