<?php echo "Hello world"; ?> <table> <?php //This is our first loop, changing the R value $r=15; while ($r <= 255) { echo "<tr>"; //Our third loop (B value) occurs 6 times for ever G value, or 216 times $b=15; while ($b <= 255) { //Here we actually generate the color blocks $background = str_pad((string)dechex($r), 2, "0", STR_PAD_LEFT) . F . F . str_pad((string)dechex($b), 2, "0", STR_PAD_LEFT); echo "<td bgcolor=\"#$background\">#$background</td>"; //At the end of each loop we add 3 $b = $b+16; } $r = $r+16; echo "</tr>"; } ?> </table> <p> <a href="http://www.goatella.com">Goatella's Home Page</a><p> <a href="https://github.com/Goatella/PHP-Hex">This script on GitHub</a>
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