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<?php $array = [ ['report_date' => 'date', 'name' => 'name'], ['report_date' => 'date', 'color' => 'color'] ]; $result = []; foreach ($array as $row) { $result[$row['report_date']] = ($result[$row['report_date']] ?? []) + $row; } var_export(array_values($result));
Output for 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
array ( 0 => array ( 'report_date' => 'date', 'name' => 'name', 'color' => 'color', ), )
preferences:
64 ms | 990 KiB | 4 Q