Re: Validate a form entry against an existing entry.
| From: | Seraphim | Date: | Sun, 18 May 2003 20:31:17 +0000 |
| Subject: | Re: Validate a form entry against an existing entry. | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-148119@lists.php.net to get a copy of this message | ||
Sp Computing wrote:
> i have a test form with 1 form field and the data from the form field
> is inserted into a mysql db.
>
> how do i make sure that no 2 same values can go into the database? I
> want to validate it using PHP and not JavaScript or anything like
> that.
You can place an 'unique' requirement on the table-field.
this way MySQL won't let you insert a non-unique value into that field.
-Peter