I had given a try on your code, But it really output "1", a true value.
I used "PHP 4.2.2+Apache 1.3.26" under Win2K. And u? ----- Original Message ----- From: lallous Sent: 2002年8月3日 16:19 To: [EMAIL PROTECTED] Subject: Re: [PHP] isset($var) && !empty($var) same time! because your variable is set already! try doing this: echo empty($asdadadadadadasd); you will get a warning and have a FALSE value. Elias "Verdana Musone" <[EMAIL PROTECTED]> wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... I always set error_reporting(E_ALL) oR error_reporting(2047), but i have never got any errors when just use empty() to determine whether a variable is set. If the variable is: 0, null, not set or an empty string. Then the empty() will return true. It's unnecessary to call isset() first. ----- Original Message ----- From: lallous Sent: 2002年8月3日 15:01 To: [EMAIL PROTECTED] Subject: Re: [PHP] isset($var) && !empty($var) same time! Just use empty() ?! With error_reporting(E_ALL) you'll get a bunch of warnings if you only use empty() w/o the isset() ! use isset() first and then check wheter empty or not empty! so there is not one function that tests for empty and isset same time!? Elias "Analysis & Solutions" <[EMAIL PROTECTED]> wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > On Fri, Aug 02, 2002 at 04:48:17PM +0200, lallous wrote: > > > > function issne($var) > > { > > return isset($var) && !empty($var) ? true : false; > > } > > > > is there is any builtin function that does that? (one function call). > > Yes. Just use empty(). It automatically checks if the variable is: > not set > null > an empty string > zero > > If any of them are true, the empty() function returns true. You don't > need your function at all. > > --Dan > > -- > PHP classes that make web design easier > SQL Solution | Layout Solution | Form Solution > sqlsolution.info | layoutsolution.info | formsolution.info > T H E A N A L Y S I S A N D S O L U T I O N S C O M P A N Y > 4015 7 Av #4AJ, Brooklyn NY v: 718-854-0335 f: 718-854-0409 -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.phpGet more from the Web. FREE MSN Explorer download : http://explorer.msn.com -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.phpGet more from the Web. FREE MSN Explorer download : http://explorer.msn.com
