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<?php $array = [ [ 'url' => 'http://domain1.com', 'domain' => 'domain1.com', 'values' => ['character_length' => 25, 'word_count' => 7] ], [ 'url' => 'http://domain2.com', 'domain' => 'domain2.com', 'values' => ['character_length' => 30, 'word_count' => 7] ] ]; var_export( array_reduce( $array, function($result, $row) { if (!isset($result)) { $result = $row; } else { $result['values']['character_length'] += $row['values']['character_length']; $result['values']['word_count'] += $row['values']['word_count']; } return $result; } ) );
Output for git.master, git.master_jit, rfc.property-hooks
array ( 'url' => 'http://domain1.com', 'domain' => 'domain1.com', 'values' => array ( 'character_length' => 55, 'word_count' => 14, ), )

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