(PECL event >= 1.2.6-beta)
EventBase::loop — Dispatch pending events
$flags
= ?): boolWait for events to become active, and run their callbacks.
Do
NOT
destroy the
EventBase
object as long as resources of the associated
Event
objects are not released. Otherwise, it will lead to unpredictable
results!
flags
Optional flags. One of
EventBase::LOOP_*
constants. See
EventBase constants
.
成功时返回 true， 或者在失败时返回 false。