The stream_get_transports() function is an inbuilt function in PHP which is used to get the list of registered socket transports. This function returns the indexed array containing the name of all available socket.
Syntax:
array stream_get_transports( void )
Parameters: This function does not accept any parameter.
Return Value: This function returns an array containing the name of all available socket transport.
Below programs illustrate the stream_get_transports() function in PHP:
Program 1:
<?php   // PHP program to illustrate // stream_get_transports function   print_r(stream_get_transports()); ?> |
Output:
Array
(
[0] => tcp
[1] => udp
[2] => unix
[3] => udg
[4] => ssl
[5] => tls
[6] => tlsv1.0
[7] => tlsv1.1
[8] => tlsv1.2
)
Program 2: Program to check transports are available or not.
<?php   // PHP program to illustrate // stream_get_transports function   $wrapper = array (     'tcp',     'unix',     'file',     'ssl',     'GFG');   // Checking socket transport enabled or not foreach ($wrapper as &$gfg) {     if (in_array($gfg, stream_get_transports())) {         echo $gfg . ': Enabled' . "\n";     } else {         echo $gfg . ": Not Enabled" . "\n";     } }   ?> |
Output:
tcp: Enabled unix: Enabled file: Not Enabled ssl: Enabled GFG: Not Enabled
Reference: http://php.net/manual/en/function.stream-get-transports.php
