Re: Client side fatal PHP error

because the way && is evaluated. if the first part of the && expression is false, then it doesn't even attempt to look at the second part, meaning you get a fastest evaluation :)... I think its called Lazy Logic or something, I know its in the PHP Manual somewhere :) Andrew ----- Original Message ----- From: "jjt" <jjt3d@aol.com> To: <php-general@lists.php.net> Sent: Wednesday, December 26, 2001 1:53 AM Subject: Re: [PHP] Client side fatal PHP error > Ah yes... that would do it. How embarrassing! But another respondent brought > up an interesting question. Why does this error not show up every time? As > written, it is a basic syntactical error. I tested this thing up and down; I > test it in production every day. > > Ah.... it's always something.... thanks much. > > > Philip Olson wrote in message ... > >> "Call to unsupported or undefined function srtoupper() in.... on line > 82." > > > >srt != str (typo). > > > >> if (strtoupper(substr($xmbrcode,11,1)) != "B" && > >> strtoupper(substr($xmbrcode,11,1)) != "P" && > >> srtoupper(substr($xmbrcode,11,1)) != "H" && > >> srtoupper(substr($xmbrcode,11,1)) != "O").... { > > > >See above. Btw, consider something like: > > > > $str = '123456789abcdef'; > > $bad = array('B','P','H','O'); > > > > if (in_array(strtoupper($str{11}),$bad)) { > > echo 'boo'; > > } > > > >I can't believe people code on Christmas :) > > > >Warm regards, > >Philip Olson > > > > > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, e-mail: php-general-unsubscribe@lists.php.net > For additional commands, e-mail: php-general-help@lists.php.net > To contact the list administrators, e-mail: php-list-admin@lists.php.net > >