3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class TestCache { protected $vars = array(); public function assign ($var, $value) { $this->vars[$var] = $value; } public function fetch ($var) { return $this->vars[$var]; } } $a = new stdClass; $a->x = 3; $cache = new TestCache(); $cache->assign('a', $a); $a->x = $a->x + 1; $cachedObject = $cache->fetch('a'); if ($cachedObject->x == $a->x) { print 'By reference'; } else { print 'By value'; }
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
By reference
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/u6b5G 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/u6b5G 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/u6b5G on line 3
Process exited with code 255.