PHP作业
<?php$hang = 5;$lie = 4;echo "<table border='2'>";for ($h = 1; $h <= $hang; $h++) { echo "<tr>"; for ($l = 1; $l <= $lie; $l++) { echo "<td>" . "$h" . '行' . "$l" . '列' . "</td>"; } echo "</tr>";}echo "</table>";