On Mar 13, 2013, at 5:02 PM, David Harkness wrote:
> isset() will return false for an array key 'foo' mapped to a null value
> whereas array_key_exists() will return true. The latter asks "Is this key in
> the array?" whereas isset() adds "and is its value not null?" While isset()
> is every-so-slightly faster, this should not be a concern. Use whichever
> makes sense for the context here.
Hi David,
Thank you for the explanation. It's nice to know the difference
between them. Since they are equivalent for my use, I went with
array_key_exists, simply because it makes more sense to me in English. ;)
Thanks again to everyone. I got it to work _and_ there are no more
errors!!!
Angela
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