array(4) { [0]=> string(47) "CNENGR228_Practical_3 - VHDL Basic design units" [1]=> string(7) " v1.pdf" [2]=> string(8) " 1030463" [3]=> string(21) " 2019-10-13 15:27:1 " } array(4) { [0]=> string(47) "CNENGR228_Practical_5a - VHDL Structural Design" [1]=> string(7) " v3.pdf" [2]=> string(7) " 386588" [3]=> string(21) " 2019-10-11 13:41:3 " }