乘法表PHP

<?php
// 定义乘法表的行数和列数
$rows = 9;
$cols = 9;

// 使用嵌套循环生成乘法表
for ($i = 1; $i <= $rows; $i++) {
    for ($j = 1; $j <= $cols; $j++) {
        // 计算乘法结果
        $result = $i * $j;
        // 输出结果
        echo "{$i} x {$j} = {$result}\t";
    }
    echo "\n";
}
?>

1 x 1 = 1    1 x 2 = 2    1 x 3 = 3    1 x 4 = 4    1 x 5 = 5    1 x 6 = 6    1 x 7 = 7    1 x 8 = 8    1 x 9 = 9    
2 x 1 = 2    2 x 2 = 4    2 x 3 = 6    2 x 4 = 8    2 x 5 = 10   2 x 6 = 12   2 x 7 = 14   2 x 8 = 16   2 x 9 = 18   
3 x 1 = 3    3 x 2 = 6    3 x 3 = 9    3 x 4 = 12   3 x 5 = 15   3 x 6 = 18   3 x 7 = 21   3 x 8 = 24   3 x 9 = 27   
4 x 1 = 4    4 x 2 = 8    4 x 3 = 12   4 x 4 = 16   4 x 5 = 20   4 x 6 = 24   4 x 7 = 28   4 x 8 = 32   4 x 9 = 36   
5 x 1 = 5    5 x 2 = 10   5 x 3 = 15   5 x 4 = 20   5 x 5 = 25   5 x 6 = 30   5 x 7 = 35   5 x 8 = 40   5 x 9 = 45   
6 x 1 = 6    6 x 2 = 12   6 x 3 = 18   6 x 4 = 24   6 x 5 = 30   6 x 6 = 36   6 x 7 = 42   6 x 8 = 48   6 x 9 = 54   
7 x 1 = 7    7 x 2 = 14   7 x 3 = 21   7 x 4 = 28   7 x 5 = 35   7 x 6 = 42   7 x 7 = 49   7 x 8 = 56   7 x 9 = 63   
8 x 1 = 8    8 x 2 = 16   8 x 3 = 24   8 x 4 = 32   8 x 5 = 40   8 x 6 = 48   8 x 7 = 56   8 x 8 = 64   8 x 9 = 72   
9 x 1 = 9    9 x 2 = 18   9 x 3 = 27   9 x 4 = 36   9 x 5 = 45   9 x 6 = 54   9 x 7 = 63   9 x 8 = 72   9 x 9 = 81