Re: [PHP] How to clear variables?

The above speudo script work fine and when the user click 'Add to Data', the data is added to my database. Howver, the session_unregister and session_destroy do not clear the variable Faction and its value. Therefore if the user click Reload on the browser, the data gets added again. What

Re: [PHP] How to clear variables?

On 21 Mar 2002, at 8:03, Rasmus Lerdorf wrote: This Faction variable comes from the browser. Thanks for answering Rasmus. But is it possible to clear this variable. Is this what is called a global variable? If not, does this means that the scope of POST variables is as long as the life of

Re: [PHP] How to clear variables?

Thanks for your help. Well, you could prevent the user from cacheing the page by sending the appropriate cache control headers. Then when they click back it would say that the page is expired. -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit:

Re: [PHP] How to clear variables?

On 21 Mar 2002, at 8:03, Rasmus Lerdorf wrote: This Faction variable comes from the browser. Thanks for answering Rasmus. But is it possible to clear this variable. Is this what is called a global variable? If not, does this means that the scope of POST variables is as long as the life

RE: [PHP] How to clear variables?

] Subject: Re: [PHP] How to clear variables? On 21 Mar 2002, at 8:33, Rasmus Lerdorf wrote: Well, you could prevent the user from cacheing the page by sending the appropriate cache control headers. Then when they click back it would say that the page is expired. Hello Rasmus, I tried what you

RE: [PHP] How to clear variables?

Thanks Martin. I will try that. Claude Cormier Ormetal Inc. http://www.goldcurrencies.ca http://www.ormetal.com = Claude Cormier Public Key http://www.ormetal.com/keys/ClaudeCormier.asc = -- PHP General