Re: Strings and regular expression?
| From: | Kevin Waterson | Date: | Fri, 07 Feb 2003 21:47:45 +0000 |
| Subject: | Re: Strings and regular expression? | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-134805@lists.php.net to get a copy of this message | ||
This one time, at band camp,
"1LT John W. Holmes" <holmes072000@charter.net> wrote:
> > $a1="1,8,98,244,9,243,2,6,36,3,111,";
> >
> > $a2="8,98,244,9,243,2,1,6,36,3,111,";
> >
> > How can I exactly match "1," in both strings using one regular expression?
> > (first "1" is the first element and second time in a random position)?
>
> if(preg_match('/(^|,)1(,|$)/',$str))
> { echo "one is found"; }
if(strstr($string, '1,') == 'FALSE){
echo 'No match found';
}else{
echo 'Found a match';
}
No need for costly regex
Kevin
--
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Kevin Waterson
Port Macquarie, Australia