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<?php $array = [ ["order_itemset" => "{8}"], ["order_itemset" => "{8}"], ["order_itemset" => "{17}"], ["order_itemset" => "{10}"], ["order_itemset" => "{10}"], ["order_itemset" => "{17}"], ["order_itemset" => "{11,10,27}"], ["order_itemset" => "{10}"], ["order_itemset" => "{10,11}"], ]; var_export( array_map( fn($row) => explode(',', trim($row['order_itemset'], '{}')), $array ) );
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
array ( 0 => array ( 0 => '8', ), 1 => array ( 0 => '8', ), 2 => array ( 0 => '17', ), 3 => array ( 0 => '10', ), 4 => array ( 0 => '10', ), 5 => array ( 0 => '17', ), 6 => array ( 0 => '11', 1 => '10', 2 => '27', ), 7 => array ( 0 => '10', ), 8 => array ( 0 => '10', 1 => '11', ), )
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