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.

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