RE: [PHP-DB] how to clear variabeles
| From: | Nicolas Marchildon | Date: | Sat, 01 Jul 2000 01:07:34 +0000 |
| Subject: | RE: [PHP-DB] how to clear variabeles | ||
| References: | 1 2 | Groups: | php.db |
| Request: | Send a blank email to php-db+get-798@lists.php.net to get a copy of this message | ||
In article <NCBBLJIMIKGJPMALFMIDAEEFCHAA.DayWalker@TheMatrix.com>,
DayWalker@TheMatrix.com ("Daevid Vincent") wrote:
> the only problems so far are some idiot user using the 'back button' on
> their browser. the only way to get around that, that I know of is to
> check the db to see if that record exists before inserting... there is a
> "REPLACE INTO" SQL statement that works like a combo of INSERT and
> UPDATE, it
> "inserts data into a table, replacing any old data that conflicts" that
> may be of help.
They are not idiot. What I do is a header("Location=somewhereelse.php");
after I have done my work. The back button then skips the previous page.
Nicolas