pfsockopen

Definition and usage

pfsockopen() function opens a persistent Internet or Unix domain socket connection.

Note: This function is almost the same as fsockopen() . The difference is that the connection will not close after the script is completed. This function is a persistent version of fsockopen() .

实例

一个 pfsockopen() 示例：

<?php
$fp = pfsockopen("www.gitbox.net", 80, $errno, $errstr, 20);
if (!$fp) {
  echo "$errstr ($errno)<br>";
} else {
  $out = "GET / HTTP/1.1\r\n";
  $out .= "Host: www.gitbox.net\r\n";
  $out .= "Connection: Close\r\n\r\n";
  fwrite($fp, $out);
  while (!feof($fp)) {
    echo fgets($fp, 128);
  }
  fclose($fp);
}
?>