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run code in 300+ PHP versions simultaneously
<?php $a = [ [['Name' => 'kumar'],['Name' => 'siva']], [['Name' => 'Arun'],['Name' => 'Prem']] ]; foreach ($a as $i => $group) { $result[$i][] = ['Name' => implode(', ', array_column($group, 'Name'))]; } var_export($result);
Output for 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 - 8.3.26, 8.4.1 - 8.4.13
array ( 0 => array ( 0 => array ( 'Name' => 'kumar, siva', ), ), 1 => array ( 0 => array ( 'Name' => 'Arun, Prem', ), ), )
preferences:
139.96 ms | 408 KiB | 5 Q