If you aren't familiar with the concepts of object-oriented programming, a class is simply a blueprint for building and interacting with a particular thing.
如果您对面向对象的编程的概念不太熟悉，那么可以将类想像成只是一个用于构建特殊事物并与之交互的蓝图。
For more information about writing more maintainable PHP by using object-oriented programming concepts and design patterns, see Resources.
有关如何用面向对象编程的概念和设计模式编写更易于维护的PHP 的详细信息，请参见参考资料。
In object-oriented programming (OO) there are two pivotal concepts: classes and objects.
面向对象编程(object - oriented programming,OO)中有两个关键概念：类和对象。
Scala aims at providing a programming language which unifies and generalizes key concepts from both object-oriented and functional styles.
Scala旨在提供一种编程语言，能够统一和一般化分别来自面向对象和函数式两种不同风格的关键概念。
Scala aims at providing a programming language which unifies and generalizes key concepts from both object-oriented and functional styles.
Scala旨在提供一种编程语言，能够统一和一般化分别来自面向对象和函数式两种不同风格的关键概念。
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