3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('default_socket_timeout', -1); //set -1, unless greater than 0, $fp = pfsockopen('127.0.0.1',6379, $en, $err); var_dump($fp); // print false var_dump($err); //print "success",yes, if connect Failed, the error is "Success", i think is bug

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