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<?php $array = [ ['entity_id' => 10, 'product_id' => 424, 'city' => 18, 'sort_order' => 10, 'deal_type_id' => 'dow', 'deal_from_date' => '2010-12-18', 'deal_to_date' => '2026-02-19'], ['entity_id' => 11, 'product_id' => 423, 'city' => 18, 'sort_order' => 11, 'deal_type_id' => 'dow', 'deal_from_date' => '2010-12-18', 'deal_to_date' => '2027-02-19'], ['entity_id' => 12, 'product_id' => 422, 'city' => 18, 'sort_order' => 12, 'deal_type_id' => 'dow', 'deal_from_date' => '2011-12-18', 'deal_to_date' => '2030-01-19'], ['entity_id' => 13, 'product_id' => 420, 'city' => 18, 'sort_order' => 13, 'deal_type_id' => 'dow', 'deal_from_date' => '2011-12-18', 'deal_to_date' => '2030-01-19'], ['entity_id' => 1, 'product_id' => 463, 'city' => 18, 'sort_order' => 1, 'deal_type_id' => 'dod', 'deal_from_date' => '2013-12-18', 'deal_to_date' => '2025-01-19'], ['entity_id' => 2, 'product_id' => 452, 'city' => 18, 'sort_order' => 2, 'deal_type_id' => 'dom', 'deal_from_date' => '2013-12-18', 'deal_to_date' => '2026-01-19'], ['entity_id' => 3, 'product_id' => 448, 'city' => 18, 'sort_order' => 3, 'deal_type_id' => 'dod', 'deal_from_date' => '2013-12-18', 'deal_to_date' => '2027-01-19'], ['entity_id' => 4, 'product_id' => 441, 'city' => 18, 'sort_order' => 4, 'deal_type_id' => 'dod', 'deal_from_date' => '2013-12-18', 'deal_to_date' => '2024-01-19'], ['entity_id' => 5, 'product_id' => 440, 'city' => 18, 'sort_order' => 5, 'deal_type_id' => 'dod', 'deal_from_date' => '2013-12-18', 'deal_to_date' => '2027-01-19'], ['entity_id' => 6, 'product_id' => 439, 'city' => 18, 'sort_order' => 6, 'deal_type_id' => 'dom', 'deal_from_date' => '2013-12-18', 'deal_to_date' => '2028-01-19'], ['entity_id' => 7, 'product_id' => 433, 'city' => 18, 'sort_order' => 7, 'deal_type_id' => 'dom', 'deal_from_date' => '2013-12-18', 'deal_to_date' => '2013-01-19'], ['entity_id' => 8, 'product_id' => 427, 'city' => 18, 'sort_order' => 8, 'deal_type_id' => 'dod', 'deal_from_date' => '2013-12-18', 'deal_to_date' => '2022-01-19'], ['entity_id' => 9, 'product_id' => 425, 'city' => 18, 'sort_order' => 9, 'deal_type_id' => 'dom', 'deal_from_date' => '2013-12-18', 'deal_to_date' => '2025-02-19'] ]; usort($array, function ($entry1, $entry2) { return new \DateTime($entry1['deal_from_date']) <=> new \DateTime($entry2['deal_from_date']) ?: (new \DateTime($entry2['deal_to_date']) <=> new \DateTime($entry1['deal_to_date'])); }); print_r($array);
Output for 7.0.0 - 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
Array ( [0] => Array ( [entity_id] => 11 [product_id] => 423 [city] => 18 [sort_order] => 11 [deal_type_id] => dow [deal_from_date] => 2010-12-18 [deal_to_date] => 2027-02-19 ) [1] => Array ( [entity_id] => 10 [product_id] => 424 [city] => 18 [sort_order] => 10 [deal_type_id] => dow [deal_from_date] => 2010-12-18 [deal_to_date] => 2026-02-19 ) [2] => Array ( [entity_id] => 12 [product_id] => 422 [city] => 18 [sort_order] => 12 [deal_type_id] => dow [deal_from_date] => 2011-12-18 [deal_to_date] => 2030-01-19 ) [3] => Array ( [entity_id] => 13 [product_id] => 420 [city] => 18 [sort_order] => 13 [deal_type_id] => dow [deal_from_date] => 2011-12-18 [deal_to_date] => 2030-01-19 ) [4] => Array ( [entity_id] => 6 [product_id] => 439 [city] => 18 [sort_order] => 6 [deal_type_id] => dom [deal_from_date] => 2013-12-18 [deal_to_date] => 2028-01-19 ) [5] => Array ( [entity_id] => 3 [product_id] => 448 [city] => 18 [sort_order] => 3 [deal_type_id] => dod [deal_from_date] => 2013-12-18 [deal_to_date] => 2027-01-19 ) [6] => Array ( [entity_id] => 5 [product_id] => 440 [city] => 18 [sort_order] => 5 [deal_type_id] => dod [deal_from_date] => 2013-12-18 [deal_to_date] => 2027-01-19 ) [7] => Array ( [entity_id] => 2 [product_id] => 452 [city] => 18 [sort_order] => 2 [deal_type_id] => dom [deal_from_date] => 2013-12-18 [deal_to_date] => 2026-01-19 ) [8] => Array ( [entity_id] => 9 [product_id] => 425 [city] => 18 [sort_order] => 9 [deal_type_id] => dom [deal_from_date] => 2013-12-18 [deal_to_date] => 2025-02-19 ) [9] => Array ( [entity_id] => 1 [product_id] => 463 [city] => 18 [sort_order] => 1 [deal_type_id] => dod [deal_from_date] => 2013-12-18 [deal_to_date] => 2025-01-19 ) [10] => Array ( [entity_id] => 4 [product_id] => 441 [city] => 18 [sort_order] => 4 [deal_type_id] => dod [deal_from_date] => 2013-12-18 [deal_to_date] => 2024-01-19 ) [11] => Array ( [entity_id] => 8 [product_id] => 427 [city] => 18 [sort_order] => 8 [deal_type_id] => dod [deal_from_date] => 2013-12-18 [deal_to_date] => 2022-01-19 ) [12] => Array ( [entity_id] => 7 [product_id] => 433 [city] => 18 [sort_order] => 7 [deal_type_id] => dom [deal_from_date] => 2013-12-18 [deal_to_date] => 2013-01-19 ) )

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