⽤Javascript的while循环，打印九九乘法表
⽤Javascript的while循环，打印九九乘法表
⽤Javascript的while循环：
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>打印九九乘法表</title>
<script type="text/javascript">
var row = 1;
while (row <= 9)
{
var col = 1;
while (col <= row)
{
document.write(col+ '*' +row + '=' + col*row + '    ');
col += 1;
}
document.write("<br>")
row += 1;
}
</script>
</head>
<body>
</body>
</html>
运⾏结果：
1 * 1 = 1
1 *
2 = 2 2 * 2 = 4
1 * 3 = 3
2 *
3 = 6 3 * 3 = 9
1 * 4 = 4
2 * 4 = 8
3 *
4 = 12 4 * 4 = 16
1 * 5 = 5
2 * 5 = 10
3 * 5 = 15
4 *
5 = 20 5 * 5 = 25
1 * 6 = 6
2 * 6 = 12
3 * 6 = 18
4 * 6 = 24
5 *
6 = 30 6 * 6 = 36
1 * 7 = 7
2 * 7 = 14
3 * 7 = 21
4 * 7 = 28
5 * 7 = 35
6 *
7 = 42 7 * 7 = 49
1 * 8 = 8
2 * 8 = 16
3 * 8 = 2
4 4 * 8 = 32
如何下载javascript5 * 8 = 40
6 * 8 = 48
7 *
8 = 56 8 * 8 = 64
1 * 9 = 9
2 * 9 = 18
3 * 9 = 27
4 * 9 = 36
5 * 9 = 45
6 * 9 = 54
7 * 9 = 63
8 *
9 = 72 9 * 9 = 81

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