3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump( [ function () { return 42; } ][ 0 ]() );
Output for 7.0.0 - 7.1.0
int(42)
Output for hhvm-3.10.0 - 3.12.0
Fatal error: syntax error, unexpected '(', expecting ')' in /in/m5qf4 on line 7
Process exited with code 255.
Output for 5.5.24 - 5.6.28
Parse error: syntax error, unexpected '(' in /in/m5qf4 on line 7
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '[' in /in/m5qf4 on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/m5qf4 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[', expecting ')' in /in/m5qf4 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/m5qf4 on line 3
Process exited with code 255.