(PHP 7 >= 7.2.0)
socket_addrinfo_connect — Create and connect to a socket from a given addrinfo
$addr) : resource
Create a Socket resource, and connect it to the provided AddrInfo resource. The return value of this function may be used with the rest of the socket functions.
Resource created from socket_addrinfo_lookup()()
Returns a Socket resource on success or
NULL on failure.