[Vtigercrm-developers] A question on efficiency/semantics...

[Alan Lord]

Interesting.

That seems like good/valid Warning - it should encourage the declaration 
of variables at the start of each routine.

Maybe for a variable variable it might not make sense but those aren't 
that common it seems to me?

Nice to hear from you Joe. Hope all's well.

Cheers

Al


On 05/05/2021 16:24, Joe Bordes wrote:
> Sadly, PHP warning system doesn't work that way:
> 
> ----
> 
> <?php
> error_reporting(-1);
> ini_set('display_errors', 1);
> 
> if ($nothere) {
>      echo "it is here";
> } else {
>      echo "it isn't here";
> }
> -----
> 
> result
> 
> -----
> 
> joe at linuxmint:/var/www/coreBOSTest$ php k.php
> PHP Notice:  Undefined variable: nothere in /var/www/coreBOSTest/k.php 
> on line 5
> PHP Stack trace:
> PHP   1. {main}() /var/www/coreBOSTest/k.php:0
> 
> Notice: Undefined variable: nothere in /var/www/coreBOSTest/k.php on line 5
> 
> Call Stack:
>      0.0001     393600   1. {main}() /var/www/coreBOSTest/k.php:0
> 
> it isn't here
> 
> ------
> 
> 
> so you get the warning if the variable is not defined which is what you 
> are trying to avoid
>