3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr=array(); $arr[0]['id']='123'; $arr[0]['otherdatas']=''; $arr[1]['id']='234'; $arr[1]['otherdatas']=''; $arr[2]['id']='567'; echo implode(',',array_column($arr,'id'));
Output for 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
123,234,567
preferences:
154.62 ms | 408 KiB | 5 Q