3v4l.org

run code in 500+ PHP versions simultaneously
<?php $d=array(); $d['y'][0]['year'] = 2000; $d['y'][1]['year'] = 2001; $d['y'][2]['year'] = 2002; $d['y'][3]['year'] = 2003; $d['y'][4]['year'] = 2004; $d['y'][5]['year'] = 2005; arsort($d['y']); function showData($value,$key){ echo "$value\n"; } array_walk_recursive( $d, 'showData');
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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
2005 2004 2003 2002 2001 2000
preferences:
44.8 ms | 1940 KiB | 4 Q