boolean File_Passwd_Custom::useMap ([boolean $bool = null])
boolean File_Passwd_Custom::useMap
Whether to use the 'name map' of the extra properties or not.
You first must supply a 'name map' to use it.
whether to use the 'name map' or not
Returns boolean TRUE if you set a value, or the actual value if called without param.
See File_Passwd_Custom::getMap()
See File_Passwd_Custom::setMap()
This function can not be called statically.
