3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function getA() { return "1"; } $a = &getA(); $b = &$a; $b = "2"; echo $a.'-'.$b;
based on 70jJb
Output for 4.4.0 - 4.4.9, 7.0.0 - 7.2.0
Notice: Only variables should be assigned by reference in /in/a6N9g on line 7 2-2
Output for 5.0.5 - 5.6.28
Strict Standards: Only variables should be assigned by reference in /in/a6N9g on line 7 2-2
Output for 4.3.0 - 4.3.11, 5.0.0 - 5.0.4
2-2