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run code in 200+ php & hhvm versions
Bugs & Features
<?php class A { const TOTO = 'TEST'; } class b { public $b = []; public function __construct() { $a = A::TOTO; $this->$a['rrr'] = 'myTest'; var_dump($this); } } $t = new b();
based on QDcPD
Output for hhvm-3.15.4, 7.0.0 - 7.2.6
object(b)#1 (2) { ["b"]=> array(0) { } ["TEST"]=> array(1) { ["rrr"]=> string(6) "myTest" } }
Output for 5.6.0 - 5.6.30
Warning: Illegal string offset 'rrr' in /in/goiIO on line 15 object(b)#1 (2) { ["b"]=> array(0) { } ["T"]=> string(6) "myTest" }