📅  最后修改于: 2022-03-11 14:57:14.045000             🧑  作者: Mango
When did you say that 'X' language is object oriented programming language it mean you designed language with 4 features. which are Abstraction, Encapsulation, Inheritence and polymorphism. these all four if you include in any programming language that language designed as OOP language.