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<?php $hotel = [ [ 'name' => 'hotel one', 'hotel_price' => '100', 'hotel_child_price' => '50' ], [ 'name' => 'hotel two', 'hotel_price' => '200', 'hotel_child_price' => '100' ], [ 'name' => 'hotel three', 'hotel_price' => '300', 'hotel_child_price' => '200' ], ]; $user_selected_hotel = [ [ 'name' => 'hotel one', 'hotel_price' => '100' ], [ 'name' => 'hotel three', 'hotel_price' => '300' ] ]; var_export( array_sum( array_intersect_key( array_column($hotel, 'hotel_child_price', 'name'), array_column($user_selected_hotel, null, 'name') ) ) );
Output for git.master, git.master_jit, rfc.property-hooks
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