Re: Question on explode and join.

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On Wednesday 13 September 2006 11:51, Beauford wrote:
> Hi,
>
> I have a form which I want to check for inappropriate words before it is
> posted. I have used explode to put the string into an array using a space
> as the delimiter and then I check it against another array that contains
> the inappropriate words.
> I then replace the inappropriate words with *'s and join the array back
> into a string.
>
> This works perfectly except for one thing.
>
> If the word in the string has a any kind of punctuation after it (period,
> comma) it won't be matched.
>
> So if  moron is an inappropriate word then "you are a moron" works, but
> "you are a moron." won't.
>
> Any ideas?
>
> Thanks
>
> This is my code.
>
> function badwords($string) {
>
> 	$language = array(contains the inappropriate words);
>
> 	$words = explode(" ",$string);
> 	$count = count(explode(" ", $string));
>
> 	for($i = 0; $i < $count; $i++) {
> 		if(in_array(strtolower($words[$i]), $language)) {
> 			$words[$i] = "*****";
> 		}
> 	}
>
> 	$newcomments = join(" ",$words);
>
> 	return $newcomments;
> }

This website answered a lot of my questions about the same situation.  I 
tested it on my development environment, and it worked just fine.

http://www.php-mag.net/magphpde/magphpde_article/psecom,id,637,nodeid,21.html

-- 
Ray Hauge
Programmer/Systems Administrator
American Student Loan Services
www.americanstudentloan.com
1.800.575.1099

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