note 50454 added to function.ord
| From: | php-general at lists dot php dot net | Date: | Tue, 01 Mar 2005 02:12:57 +0000 |
| Subject: | note 50454 added to function.ord | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-85697@lists.php.net to get a copy of this message | ||
Function using ord() to strip out garbage characters and punctuation from a string. This is handy
when trying to be smart about what an input is "trying" to be..
<?
function cleanstr($string){
$len = strlen($string);
for($a=0; $a<$len; $a++){
$p = ord($string[$a]);
# chr(32) is space, it is preserved..
(($p > 64 && $p < 123) || $p == 32) ? $ret .= $string[$a] : $ret .= "";
}
return $ret;
}
?>
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Manual Page -- http://www.php.net/manual/en/function.ord.php
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