3v4l.org

run code in 300+ PHP versions simultaneously
<?hh echo ((() ==> fun("strlen"))())('Hello'); // 5 echo (($f, $v) ==> $f($v))(strlen, 'Hello'); // 5 + Notice: Use of undefined constant strlen - assumed 'strlen' echo (true ? strlen : intval)('100'); // Fatal error: syntax error, unexpected '(', expecting ',' or ';' on line 3
Output for 8.0.13, 8.5.1 - 8.5.3
Parse error: syntax error, unexpected token "echo" in /in/alChZ on line 2
Process exited with code 255.
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.3 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0
<?hh echo ((() ==> fun("strlen"))())('Hello'); // 5 echo (($f, $v) ==> $f($v))(strlen, 'Hello'); // 5 + Notice: Use of undefined constant strlen - assumed 'strlen' echo (true ? strlen : intval)('100'); // Fatal error: syntax error, unexpected '(', expecting ',' or ';' on line 3
Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.21, 7.0.0 - 7.0.6, 7.3.32 - 7.3.33, 7.4.33
Parse error: syntax error, unexpected 'echo' (T_ECHO) in /in/alChZ on line 2
Process exited with code 255.

preferences:
107.43 ms | 1629 KiB | 4 Q