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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) => json_decode(strtr($row['order_itemset'], '{}', '[]')), $array ) );
Output for 8.1.0 - 8.1.29, 8.2.0 - 8.2.23, 8.3.0 - 8.3.11
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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