(PECL ssh2 >= 0.9.0) Request an interactive shell

(PHP 5 >= 5.4.0, PHP 7) Get or Set the HTTP response code

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Creates a pair of indistinguishable sockets and stores them in an array

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Receives data from a connected socket

(PECL ssh2 >= 0.9.0) Send a file via SCP bool

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Sends data to a connected socket

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Shuts down a socket for receiving, sending, or both

(PECL geoip >= 1.0.4) Returns the region name for some country and region code combo

(PHP 4, PHP 5, PHP 7) Decodes URL-encoded string

(PHP 4, PHP 5, PHP 7) Turn implicit flush on/off