On Sunday 21 April 2002 00:55, Denis L. Menezes wrote:
> hello friends,
> I am looking into 4 books in front of me but somehow cannot find the
> following :
> I have a field userid which the user fills in at registration. Before
> entering the data into the database, I want to check if the userid exists
> in the database.
> Can someone tell me the name of the function I must use, I will look for
> the rest in the php dictionary.

AFAIK there are no built-in functions to do that. You need to run a query 
like "SELECT userid FROM table" then see whether any rows are returned. If 
you use this often you can wrap it up in a function.

Jason Wong -> Gremlins Associates -> www.gremlins.com.hk
Open Source Software Systems Integrators
* Web Design & Hosting * Internet & Intranet Applications Development *

I'm reporting for duty as a modern person.  I want to do the Latin Hustle now!

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