3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr = array("one", "two","three"); while ($phantu = each($arr)) { echo "Key: $phantu[$key]; Value: $phantu[$value]<br />\n"; }
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Undefined variable: key in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Notice: Undefined variable: value in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Key: ; Value: <br /> Notice: Undefined variable: key in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Notice: Undefined variable: value in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Key: ; Value: <br /> Notice: Undefined variable: key in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Notice: Undefined variable: value in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Key: ; Value: <br />
Output for hhvm-3.10.0 - 3.12.0
Notice: Undefined index: in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Key: ; Value: <br /> Notice: Undefined index: in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Key: ; Value: <br /> Notice: Undefined index: in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Key: ; Value: <br />
Output for 5.0.4 - 5.2.17
Notice: Undefined variable: key in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Notice: Undefined variable: value in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Key: ; Value: <br /> Notice: Undefined variable: key in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Notice: Undefined variable: value in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Key: ; Value: <br /> Notice: Undefined variable: key in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Notice: Undefined variable: value in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Key: ; Value: <br />
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: key in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Notice: Undefined variable: value in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Key: ; Value: <br /> Notice: Undefined variable: key in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Notice: Undefined variable: value in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Key: ; Value: <br /> Notice: Undefined variable: key in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Notice: Undefined variable: value in /in/Ea2Bq on line 4 Notice: Undefined index: in /in/Ea2Bq on line 4 Key: ; Value: <br />