3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = 'l'; $var[1] = 'l'; //pas de notice var_dump($var);
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, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
string(2) "ll"
Output for 5.2.10 - 5.2.11
Notice: Uninitialized string offset: 1 in /in/MF0Hp on line 3 string(2) "ll"
preferences:
207.06 ms | 401 KiB | 342 Q