3v4l.org

run code in 300+ PHP versions simultaneously
<?php $fp = fsockopen("127.0.0.1", 80, $errno, $errstr, 30); if (!$fp) { echo "$errstr ($errno)<br />\n"; } else { $out = "GET / HTTP/1.1\r\n"; $out .= "Host: www.example.com\r\n"; $out .= "Connection: Close\r\n\r\n"; fwrite($fp, $out); while (!feof($fp)) { echo fgets($fp, 128); } fclose($fp); }

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39.24 ms | 402 KiB | 5 Q