By Collection

array(2) { [0]=> string(7) "TT01-TN" [1]=> string(7) "TT03-TN" } array(2) { ["TT01-TN"]=> string(6) "SQUARE" ["TT03-TN"]=> string(9) "RECTANGLE" } array(2) { ["TT03-TN"]=> string(9) "RECTANGLE" ["TT01-TN"]=> string(6) "SQUARE" }

array(3) { [0]=> string(7) "TT03-TN" [1]=> string(7) "TT01-TN" [2]=> string(7) "TT01-TN" } array(2) { ["TT03-TN"]=> string(9) "RECTANGLE" ["TT01-TN"]=> string(6) "SQUARE" } array(2) { ["TT03-TN"]=> string(9) "RECTANGLE" ["TT01-TN"]=> string(6) "SQUARE" }

array(4) { [0]=> string(5) "10150" [1]=> string(5) "10151" [2]=> string(5) "10152" [3]=> string(5) "10150" } array(3) { [10150]=> string(10) "140/220 CM" [10151]=> string(10) "160/240 CM" [10152]=> string(10) "180/280 CM" } array(3) { [10150]=> string(10) "140/220 CM" [10151]=> string(10) "160/240 CM" [10152]=> string(10) "180/280 CM" }