(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get the amount of time to be added to local standard time to get local

(PHP 4 >= 4.2.0, PHP 5 <= 5.1.2) List all sessions

(PHP 4 >= 4.0.3, PHP 5, PHP 7) Register a function for execution on each tick

(PHP 5 >= 5.3.0, PHP 7) Set the default stream context

(Yaf >=1.0.0) Whether a Ajax Request public

(PECL rar >= 0.1) Get attributes of the entry

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get the canonical system timezone ID or the normalized custom time zone

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

(PHP 4, PHP 5, PHP 7) Returns status information on a mailbox

(PECL cairo >= 0.1.0) The __construct purpose