Re: test variable value?
| From: | David Robley | Date: | Wed, 11 Jan 2006 23:58:44 +0000 |
| Subject: | Re: test variable value? | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-228506@lists.php.net to get a copy of this message | ||
William Stokes wrote:
> Hello
>
> What is the best way to determine if a variable has no value?
>
> if ($var= '')
>
> or
>
> if ($var= 'null')
>
>
> Can 'null' be used here?
Look at isset() and empty()
Cheers
--
David Robley
You cannot achieve the impossible without attempting the absurd.