Re: Bug #16528 Updated: Incompatible behaviour of arrays (and maybe other vars)

Hey Sander, this is expected, but we might want to document it. unset only unsets a reference to the session variable. session_unregister() should work fine and is the correct way. Derick On 10 Apr 2002 sander@php.net wrote: > ID: 16528 > Updated by: sander@php.net > Reported By: ssilk@fidion.de > -Status: Open > +Status: Feedback > -Bug Type: *Programming Data Structures > +Bug Type: Variables related > Operating System: linux > PHP Version: 4.1.2 > New Comment: > > Can you try 4.2.0RC2 or 3 from www.php.net/~derick? > > > Previous Comments: > ------------------------------------------------------------------------ > > [2002-04-10 06:05:18] ssilk@fidion.de > > In PHP 4.0 you can write the following: > > ... > $a=''; > if ( empty($a['bla']) ) > ... > > There are no errors or warnings, even if all warnings has been put on > (as we do). > > in PHP 4.1 this code complains the missing index 'bla': > Warning: Uninitialized string offset: 0 in .... > > Workarround: > > if ( empty($a) and empty($a['bla']) ) .... > > which seems not to be very logical. $a['bla'] must be empty, if $a is > empty... > > > > ------------------------------------------------------------------------ > > > -- > Edit this bug report at > http://bugs.php.net/?id=16528&edit=1 >