Example of using double-layer loop to implement multiplication table in PHP

The following editor will bring you a PHP double-layer loop (nine-nine multiplication table).

The examples are as follows:

<?php
　　echo "<table width = 800 height = 200 border = 1>";     //输出边框
　　for($i=1;$i<=9;$i++)         //控制每行
　　{
　　　　echo "<tr>";               //输出一行
　　for($j=1;$j<=$i;$j++)     //控制每列
　　{
　　　　echo "<td>";        //输出一列
　　　　echo $i.&#39;*&#39;.$j.&#39;=&#39;.$i*$j;
　　　　echo "</td>";
　　}
　　echo "</tr>";
　　}
　　echo "</table>";
?>

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