socket_strerror
(PHP 4 >= 4.1.0, PHP 5, PHP 7)
socket_strerror — Return a string describing a socket error
Descrierea
socket_strerror
( int
$errno
) : string
socket_strerror() takes as its
errno parameter a socket error code as returned by
socket_last_error() and returns the corresponding
explanatory text.
Notă:
Although the error messages generated by the socket extension are in English, the system messages retrieved with this function will appear depending on the current locale (
LC_MESSAGES).
Valorile întoarse
Returns the error message associated with the errno
parameter.
Exemple
Example #1 socket_strerror() example
<?php
if (false == ($socket = @socket_create(AF_INET, SOCK_STREAM, SOL_TCP))) {
echo "socket_create() failed: reason: " . socket_strerror(socket_last_error()) . "\n";
}
if (false == (@socket_bind($socket, '127.0.0.1', 80))) {
echo "socket_bind() failed: reason: " . socket_strerror(socket_last_error($socket)) . "\n";
}
?>
The expected output from the above example (assuming the script is not run with root privileges):
socket_bind() failed: reason: Permission denied
A se vedea și
- socket_accept() - Accepts a connection on a socket
- socket_bind() - Binds a name to a socket
- socket_connect() - Initiates a connection on a socket
- socket_listen() - Listens for a connection on a socket
- socket_create() - Create a socket (endpoint for communication)
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