On Thu, Feb 14, 2013 at 7:04 PM, Roman Gelfand <rgelfa...@gmail.com> wrote:

> Is there a performance hit when a variable is undefined? or, perhaps,
> aside from the obvious uncontrolled conditions, are there other
> impacts?
> Thanks in advance

There might be a little performance hit because the error is getting logged
in your webservers logs, though if it is noticeable depends on which
webserver you're using, and how often there are undefined variables.

- Matijn

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