On Wed, 2005-07-06 at 13:20 +0200, Angelo Zanetti wrote: > what about checking that the length is >0 >
Checking if length > 0 requires calling a function, wich takes longer (it's a ridiculous difference, but still...) > but i think the other suggestions are fine. > > André Medeiros wrote: > > >On Wed, 2005-07-06 at 10:55 +0100, Ross wrote: > > > > > >>I have been using empty in forms for some time now. but have just > >>discovered > >>that > >> > >> PHP 4 As of PHP 4, The string value "0" is considered empty. > >> > >> > >> > >> > >>Is there an alternative that will just check for empty strings. I suppose I > >>could just use eregi and check for numbers but thought there may be a > >>function that would work in a similar way. > >> > >> > >>R. > >> > >> > >> > > > >If a string is empty, it should be == '' > > > > > > > -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
