php入门学习知识点八 PHP中for循环基本应用之九九乘法口绝表_php基础

复制代码 代码如下:

<?php
/*
*打印乘法口绝表
*/
echo "九灵九乘法口绝表<br><br><br>";
echo "<table>";
for($i=1;$i<=9;$i++){
echo "<tr>";
for($j=1;$j<=$i;$j++){
echo "<td>".$j."*".$i."=".($j*$i)."</td>";
}
echo "</tr>";
}
echo "</table>";
echo "<br><br><br><br><br><br>";
echo "<table>";
for($i=1;$i<=9;$i++){
echo "<tr>";
for($j=$i;$j<=9;$j++){
echo "<td>".$i."*".$j."=".($j*$i)."</td>";
}
echo "</tr>";
}
echo "</table>";
?>