php man page for session_module_name

SESSION_MODULE_NAME(3)							 1						    SESSION_MODULE_NAME(3)

session_module_name - Get and/or set the current session module

SYNOPSIS
       string session_module_name ([string  $module])

DESCRIPTION
       session_module_name(3) gets the name of the current session module.

PARAMETERS
	      o $module
		- If $module is specified, that module will be used instead.

RETURN VALUES
	Returns the name of the current session module.

PHP Documentation Group 												    SESSION_MODULE_NAME(3)