public static void fillItemArr(double itemArray[][], int itemNumber[], boolean bError, Scanner scan){
		for(int i=0; i<4; i++){
			bError = true;
			System.out.print("Insert cost of item " + itemNumber[i] + " ($): ");
			while(bError){
				if(scan.hasNextDouble()){
					itemArray[0][i] = scan.nextDouble();
				}
				else{
					System.out.print("Value must be a data type 'double': ");
					scan.next();
					continue;
				}
				bError = false;
			}
		}

		for(int i=0; i<4; i++){
			bError = true;
			System.out.print("Insert weight of item " + itemNumber[i] + " (lbs): ");
			while(bError){
				if(scan.hasNextDouble()){
					itemArray[1][i] = scan.nextDouble();
				}
				else{
					System.out.print("Weight must be a data type 'double': ");
					scan.next();
					continue;
				}
				bError = false;
			}
		}
	}