get_required_files — Gets the list of files used by
Array of required files
Returns an array containing the names of files that have
been included in the current script, using either the require() or require_once() function.
Existing since version 4.0
Example 1001. Display
PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing
(Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch).
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