On Wednesday, February 6, 2002, at 03:42  PM, Michael Sims wrote:

> This is fine for most cases, but let's say that $_POST['var'] *is* set 
> to either an empty string ("") or a string containing zero ("0").  Your 
> test will fail, because both of these are evaluated as FALSE when cast 
> as a boolean.

That's the meat of it, then.  I wasn't aware of the different types of 
evaluation that could be done on a variable (boolean, etc).  Okay, I'm 
reading that link as I write this.  Thanks again.



Erik Price
Web Developer Temp
Media Lab, H.H. Brown

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