vassili Posted February 14, 2008 Share Posted February 14, 2008 i have this array $cartSizes[$productid] where $productid is an array of 8 values (1-. $cartSizes is stored in a $_SESSION array like this $_SESSION['cartSizes'] = $cartSizes; an example of a $_SESSION['cartSizes'] array that has 2 $productid would be: [cartSizes] => Array ( [8061ABL] => Array ( [1] => 0 [2] => 3 [3] => 4 [4] => 5 [5] => 0 [6] => 0 [7] => 0 [8] => 0 )[6105AAOAU] => Array ( [1] => 3 [2] => 0 [3] => 0 [4] => 0 [5] => 0 [6] => 0 [7] => 0 [8] => 0 ) ) i want to get the sum of $_SESSION['cartSizes']. but this doesn't work...i keep getting "0". sum_array($_SESSION['cartSizes']) what's wrong? Link to comment https://forums.phpfreaks.com/topic/91035-array_sum-with-multidimensional-_session-arrays/ Share on other sites More sharing options...
Psycho Posted February 14, 2008 Share Posted February 14, 2008 You can't store an array as a session value directly. Try serialize() and unserialize(). Link to comment https://forums.phpfreaks.com/topic/91035-array_sum-with-multidimensional-_session-arrays/#findComment-466617 Share on other sites More sharing options...
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