3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "test"; $server = new \WebSocket\Server('localhost', 8000); // server settings: $server->setCheckOrigin(true); $server->setAllowedOrigin('localhost'); $server->registerApplication('multivac', \WebSocket\Application\MultivacApplication::getInstance()); $server->run(); ?>
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
test Fatal error: Uncaught Error: Class "WebSocket\Server" not found in /in/6RJWe:4 Stack trace: #0 {main} thrown in /in/6RJWe on line 4
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
test Fatal error: Uncaught Error: Class 'WebSocket\Server' not found in /in/6RJWe:4 Stack trace: #0 {main} thrown in /in/6RJWe on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.36, 5.6.0 - 5.6.28
test Fatal error: Class 'WebSocket\Server' not found in /in/6RJWe on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/6RJWe on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/6RJWe on line 4 Parse error: syntax error, unexpected T_STRING in /in/6RJWe on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/6RJWe on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/6RJWe on line 4 Parse error: parse error, unexpected T_STRING in /in/6RJWe on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/6RJWe on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/6RJWe on line 4 Parse error: parse error in /in/6RJWe on line 4
Process exited with code 255.
preferences:
227.93 ms | 401 KiB | 348 Q