3v4l.org

run code in 300+ PHP versions simultaneously
<?php $newOethel = "?"; $newOethel[0] = chr(197); $newOethel[1] = chr(146); echo $newOethel;
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.9, 5.2.12 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Œ
Output for 5.2.10 - 5.2.11
Notice: Uninitialized string offset: 1 in /in/9QrAu on line 5 Œ

preferences:
106.59 ms | 2605 KiB | 4 Q