3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 'alevel1key1' => array( 'alevel2key1' => 'alevel2value1', 'alevel2key2' => array( 'alevel3key1' => 'alevel3value1', 'alevel3key2' => 'alevel3value2', ), ), 'blevel1key2' => array( 'blevel2key1' => 'blevel2value1' ), ); echo $array['alevel1key1']['alevel2key2']['alevel3key2'];
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 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 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 - 8.3.7
alevel3value2
preferences:
246.16 ms | 406 KiB | 423 Q