A Study on Teaching Methods of Scope in VB6.0

VB6.0 is an object-oriented programming language. Scope is a part of the important concepts in programming. Treating variables declared in the universal declaration section of the form with different programming angle is the key is to elaborate the knowledge of variable scope in VB6.0. Better learning outcomes can be achieved by analyzing from OOP perspective. In addition, from the perspective of OOP, the nature of form-level public variables and standard controls which can be cited by the code are the same, they are visible throughout the application. Keywords-OOP, VB6.0, variables, scope.