Re: checking user input of MM-DD-YYYY
| From: | Per Jessen | Date: | Tue, 15 Jan 2008 16:44:13 +0000 |
| Subject: | Re: checking user input of MM-DD-YYYY | ||
| References: | 1 2 3 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-267311@lists.php.net to get a copy of this message | ||
Adam Williams wrote:
> Thanks, I think I have it:
>
> $dateexplode = explode("-", $_POST["date_entered"]);
> if (!preg_match("/^(\d{2})$/", $dateexplode[0],$data1) ||
> !preg_match("/^(\d{2})$/", $dateexplode[1],$data2) ||
> !preg_match("/^(\d{4})$/", $dateexplode[2],$data3))
> {
> die ("you have entered an invalid date");
> }
>
> so if the person enters 01-15-2008 its fine, but 1-15-2008 dies.
Running three regexes is a bit much when one is enough:
/^([0-9]{2})-([0-9]{2})-([0-9]{4})$/
/Per Jessen, Zürich