3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class Foo { private $key; public function __construct($value) { $this->key = $value; } public function printKey(Foo $b) { print $b->key; } } $x = new Foo(‘AAA’); $x->printKey(new Foo(‘BBB’));
Output for 7.2.0
Warning: Use of undefined constant ‘AAA’ - assumed '‘AAA’' (this will throw an Error in a future version of PHP) in /in/k4YUL on line 6 Warning: Use of undefined constant ‘BBB’ - assumed '‘BBB’' (this will throw an Error in a future version of PHP) in /in/k4YUL on line 7 ‘BBB’
Output for 5.0.0 - 7.1.10
Notice: Use of undefined constant ‘AAA’ - assumed '‘AAA’' in /in/k4YUL on line 6 Notice: Use of undefined constant ‘BBB’ - assumed '‘BBB’' in /in/k4YUL on line 7 ‘BBB’
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/k4YUL on line 3
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/k4YUL on line 3
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/k4YUL on line 3
Process exited with code 255.