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<?php $name = '09-07-2017_11-09-43_avatar paso.jpg'; $arr = explode($name, '_'); echo $arr[2];
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: Undefined array key 2 in /in/L64mK on line 6
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined offset: 2 in /in/L64mK on line 6
Output for 7.3.32 - 7.3.33, 7.4.26

preferences:
162.73 ms | 401 KiB | 214 Q