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run code in 150+ php & hhvm versions
Bugs & Features
<?php class Amount { private $_list = array(); protected $_number; public function __construct($number) { $this->_number = $number; } public function add(Amount $a) { array_push($this->_list, $this->_number); unset($this->_number); array_push($this->_list, $a->_number); $this->_number += $a->_number; } } $x = new Amount(2); $y = new Amount(3); var_dump($x->add($y));
based on D1MQB
Output for 5.5.24 - 7.1.0
Notice: Undefined property: Amount::$_number in /in/g3s78 on line 18 NULL
Output for 5.0.0 - 5.4.45
NULL
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/g3s78 on line 5
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/g3s78 on line 5
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/g3s78 on line 5
Process exited with code 255.