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Posted by Dotan Cohen on 10/21/92 11:21
On 7/14/05, Computer Programmer <myprogram@gmail.com> wrote:
> Is there a PHP built-in function to retrieve only the alphanumeric
> characters from a given string?
>
> I know that I can check for alphanumeric characters using the
> function ctype_alphanum () but it won't retrieve the alphanum characters.
>
> I also know that I can use str_replace to replace an array of special
> characters such as the example below:
>
> $str = "I*m using <html tags> with special/chars like | how to get
> rid of it???";
> $removeChars = array ('*','?','|','>','<','/','\\');
> $str = str_replace ($removeChars, "", $str);
>
> However, could there be a specific function for just retrieving
> alphanumeric characters? or a specific function for just stripping
> special characters? Or maybe a better way to do those things from the
> example given above?
>
> Thanks in advance. :)
>
Try this:
http://us2.php.net/manual/en/function.recode-string.php
Dotan
http://x-christmas.com
Christmas
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