php man page for runkit_import

RUNKIT_IMPORT(3)							 1							  RUNKIT_IMPORT(3)

runkit_import - Process a PHP file importing function and class definitions, overwriting where appropriate

SYNOPSIS
       bool runkit_import (string  $filename, [int  $flags = RUNKIT_IMPORT_CLASS_METHODS])

DESCRIPTION
	Similar  to include(3) however any code residing outside of a function or class is simply ignored. Additionally, depending on the value of
       $flags, any functions or classes which already exist in the currently running environment will be automatically overwritten  by	their  new
       definitions.

PARAMETERS
	      o $filename
		- Filename to import function and class definitions from

	      o $flags
		- Bitwise OR of the RUNKIT_IMPORT_* family of constants.

RETURN VALUES
	Returns TRUE on success or FALSE on failure.

PHP Documentation Group 													  RUNKIT_IMPORT(3)