Posted by Stut on 01/11/06 12:08

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?
>
>
Depends what you mean by no value. I suggest you read
http://php.net/is_null, http://php.net/empty and http://php.net/isset.

-Stut

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