365bet亚洲真人PHP 生成贰个颜色挑选面板 (Color Palette)

<html>
<head>
<title>Web-Safe Color Palette</title>
</head>
<body>
<table>
<tr>
<?php
     $i = 1;
     $row_size = 18;

     for($red = 0; $red <= 5; $red++)
     for($green = 0; $green <= 5; $green++) {
          for($blue = 0; $blue <= 5; $blue++)
          {
               $red_hex = str_pad(dechex($red * 51), 2, "0", STR_PAD_LEFT);
               $green_hex = str_pad(dechex($green * 51), 2, "0", STR_PAD_LEFT);
               $blue_hex = str_pad(dechex($blue * 51), 2, "0", STR_PAD_LEFT);
               $hex_color = $red_hex . $green_hex . $blue_hex;

               print("<td bgcolor=\"#$hex_color\" width=\"15\"> </td>");

               if(($i % $row_size) == 0)
                    print("</tr><tr>");

               $i++;
          }
     }    
?>
</tr>
</table>
</body>
</html>

365bet亚洲真人,webcolor.php

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