3v4l.org

run code in 300+ PHP versions simultaneously
<?php $code= urlencode('<?php echo "waa"; '); $url="http://3v4l.org/"; $params = array("http" => array( "method" => "POST", "content" => "code=".$code )); $ctx = stream_context_create($params); $fp = @fopen($url, "rb", false, $ctx); print $response;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined variable $response in /in/ApUJB on line 18
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined variable: response in /in/ApUJB on line 18
Output for 7.3.32 - 7.3.33, 7.4.26
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: response in /in/ApUJB on line 18

preferences:
213.41 ms | 402 KiB | 314 Q