restore_exception_handler
    (PHP 5)
restore_exception_handler -- 
   Restores the previously defined exception handler function
  
Description
bool 
restore_exception_handler ( void  )
   Used after changing the exception handler function using
   set_exception_handler(), to revert to the previous
   exception handler (which could be the built-in or a user defined
   function).
  
Return Values
   This function always returns TRUE.