1.面向过程(PROCEDURE ORIENTED) {代码…} 2.面向对象(OBJECT ORIENTED)(OO) {代码…} 3.面向对象编程(OOP) {代码…} 4.面向切面编程(ASPECT ORIENTED PAROGRAMMING)(AOP) {代码…} 5.三层架构、MVC、MVP、MV…