This is a new problem in soft engineering that XML directly is up against the operation logic, and lead to detach the logic of application from the material codes.

• 用XML直接面向业务逻辑来进行软件开发，使应用(业务)逻辑与具体的代码分开，是软件工程中一个新的研究课题，这可以降低软件开发的难度、提高效率，且易维护和扩充。