3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function foo() { echo 'foo bar'; } $a = [function foo()]; $a[0]();
Output for 5.4.0 - 5.4.24
Parse error: syntax error, unexpected 'foo' (T_STRING), expecting '(' in /in/AlPiv on line 6
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected '[' in /in/AlPiv on line 6
Process exited with code 255.