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<?php $people['men'] = [ 'first_name' => 'John', 'last_name' => 'Doe' ]; $name = ['men', 'first_name']; echo read($people,$name); function read($multidimensionalArray,$flatArray){ $cur = $multidimensionalArray; foreach($flatArray as $key) { $cur = $cur[$key]; } return $cur; }
Output for 5.6.38, 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
John

preferences:
98.43 ms | 1594 KiB | 4 Q