(PECL event >= 1.2.6-beta)
EventBufferEvent::enable — Enable events read, write, or both on a buffer event.
$events
   
   )
   Enable events
   Event::READ
   ,
   Event::WRITE
   , or
   Event::READ
   |
   Event::WRITE
   on a buffer event.
  
events
    
      Event::READ
      ,
      Event::WRITE
      , or
      Event::READ
      |
      Event::WRITE
      on a buffer event.
     
   Returns TRUE on success. Otherwise FALSE.