Does including a file with lots of functions slow down PHP applications?

Does including a file with lots of functions slow down PHP applications?
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1 Answer

Answer :

It is always better to short the calls to the server, so it is a good practice to keep it in one file and one call. But also the the size of the file been called sometimes slows down more than having individual calls. To find out the happy middle I would use Firebug plugin in Firefox to find the time periods of the requests to the server. There is also PHPSpeedy that makes the requests significantly faster.
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