3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class Foo { public function bar() { echo 'a'; } } $foo = new Foo(); foreach ([['bar']] as $test) { $method = $test[0]; $foo->$method(); // displays "a" ==> success } foreach ([['bar']] as $test) { $foo->{$test[0]}(); // Notice "Array to string conversion" followed by // "Function name must be a string" }
based on qdBTj
Output for 5.4.0 - 7.2.0
aa
Output for 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/8tOim on line 8
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/8tOim on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/8tOim on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/8tOim on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/8tOim on line 4
Process exited with code 255.