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PHP 循环嵌套生成九九乘法表
hanyufeng的博客
Original
950 people have browsed it

说明:循环嵌套生成九九乘法表

运行效果:

L23-2.png

示例源码:

<?php
//九九乘法表(嵌套循环)
echo '<hr>';
echo '<table border="1" cellspacing="0" cellpadding="5" width="900">';
echo '<caption>九九乘法表</caption>';
for($i= 1;$i <=9; $i++)// i从1到9循环,外层循环
{
    echo '<tr>';
    for($j=1; $j<=$i; $j++) //从1开始循环到i的当前值,内层循环
    {
        echo '<td>';
        echo "$i × $j = ".$i*$j;
        echo '</td>';
    }
    echo '</tr>';

}
echo '</table>';


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