(PHP 4 >= 4.0.4, PHP 5, PHP 7) Write data into shared memory block

(PECL ev >= 0.2.0) Suspend the default event loop

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Installs a signal handler

(PECL ev >= 0.2.0) Returns or creates the default event loop.

(PECL ev >= 0.2.0) Creates EvTimer watcher object associated with the current event loop instance

(PECL ev >= 0.2.0) Starts the watcher public

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Receive a message from a message queue

(PECL ev >= 0.2.0) Simply stops and restarts the periodic watcher again.

(PECL ev >= 0.2.0) Invoke all pending watchers while resetting their pending state

(PECL ev >= 0.2.0) Configures the watcher