PHP Socket Instance

Introduction: This is the PHP socket instance of the detailed page, introduced and php,php, socket, code PHP socket instance related knowledge, skills, experience, and some PHP source code and so on.

class= ' pingjiaf ' frameborder= ' 0 ' src= ' http://biancheng.dnbcw.info/pingjia.php?id=345994 ' scrolling= ' no ' > Below is a PHP Socket Programming example, of course, you can also use Fsockopen

 TCP/IP Connection\ n ";/* Get the port for the WWW service. */$service _port = getservbyname (' www ', ' tcp ');/* Get the IP address for the target host. */$address = gethostbyname (' www.example.com ');/* Create a TCP/IP socket.  */$socket = Socket_create (Af_inet, Sock_stream, sol_tcp), if ($socket = = = False) {echo "socket_create () Failed:reason: " . Socket_strerror (Socket_last_error ()). "\ n";} else {echo "ok.\n";} echo "Attempting to connect to ' $address ' on port ' $service _port ' ..."; $result = Socket_connect ($socket, $address, $service _port), if ($result = = = False) {echo "Socket_connect () Failed.\nreason: ($result)". Socket_strerror (Socket_last_error ($socket)). "\ n";} else {echo "ok.\n";} $in = "head/http/1.1\r\n"; $in. = "host:www.example.com\r\n"; $in. = "connection:close\r\n\r\n"; $out = "; echo" sending HTTP HEAD request ... "; Socket_write ($socket, $in, strlen ($in)); echo" ok.\n "; echo" Reading response:\n\n "; $buf = ' This is M Y buffer. '; if (false!== ($bytes = Socket_recv ($socket, $buf, 2048, MSg_waitall)) {echo "Read $bytes bytes from Socket_recv (). Closing socket ... ";} else {echo "socket_recv () failed; Reason: ". Socket_strerror (Socket_last_error ($socket)). "\ n";} Socket_close ($socket); Echo $buf. "\ n"; echo "ok.\n\n";?  >

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