note 44652 added to ref.strings
| From: | terry dot greenlaw at logicalshift dot com | Date: | Thu, 12 Aug 2004 05:52:56 +0000 |
| Subject: | note 44652 added to ref.strings | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-74522@lists.php.net to get a copy of this message | ||
Here's a simpler "simplest" way to toggle through a set of 1..n colors for web
backgrounds:
$colors = array('#000000', '#808080', '#A0A0A0', '#FFFFFF');
Call this whenever you want the next color:
$color = next($colors) or $color = reset($colors);
The code doesn't need to know anything about the number of elements being cycled through. That
way you won't have to tracking down all the code when changing the number of colors or the
color values.
There's probably an easier syntax for this, perhaps a tertiary based on next($colors) ?
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