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<?php $addresses = [ ['streetNumber' => '5', 'streetName' => 'Main St'], ['streetNumber' => '10', 'streetName' => 'Main St'], ['streetNumber' => '10', 'streetName' => 'Main St'], ['streetNumber' => '3A', 'streetName' => 'Main St'], ['streetNumber' => '5', 'streetName' => 'Main St'], ]; var_dump(array_unique($addresses, SORT_REGULAR));
Output for 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(4) { [0]=> array(2) { ["streetNumber"]=> string(1) "5" ["streetName"]=> string(7) "Main St" } [1]=> array(2) { ["streetNumber"]=> string(2) "10" ["streetName"]=> string(7) "Main St" } [3]=> array(2) { ["streetNumber"]=> string(2) "3A" ["streetName"]=> string(7) "Main St" } [4]=> array(2) { ["streetNumber"]=> string(1) "5" ["streetName"]=> string(7) "Main St" } }

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