note 10116 added to Incrementing/Decrementing Operators
| From: | zootfroot at flashmail dot com | Date: | Thu, 14 Dec 2000 10:15:40 +0000 |
| Subject: | note 10116 added to Incrementing/Decrementing Operators | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-8724@lists.php.net to get a copy of this message | ||
Regarding incrementing characters, this also works on strings.
So,
$a = 'z';
++$a; // $a is now 'aa'
++$a; // $a is now 'ab'
$a = 'az';
++$a; // $a is now 'ba'
However, you cannot decrement a string in this way.
$a = 'az';
--$a; // $a is still 'az'
http://www.php.net/manual/language.operators.increment.php