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<?php $addresses_array = array( "Staples Center, 555 Test Drive, Los Angeles, CA 98112", "555 Test Drive, Los Angeles, CA 98112", "Los Angeles, CA", "Los Angeles, CA 98112", "Los Angeles" ); foreach ($addresses_array as &$address) { $arr = explode(", ", $address); $address = implode(", ", array_slice($arr, -2)); } var_dump($addresses_array);

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