我正在尝试制作一个简单的发票程序（EDP）

The program is simple, it asks for the first and last name of the user along with three other interactive user input elements. When the user types in the first and last name it should use an array and send the name to a ComboBox via a click of a button. At the moment I don't know how to send the user typed values to the Combox using an array.The program is simple, it asks for the first an