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Chapter 3 Data Types
This chapter describes the most common features of all the languages. That is Variables, Data types and Arrays. As a developed and strong language Java supports various types of data. These types could be used to declare variables, create arrays and changes the types. Java’s approach to these variables, data types and arrays are simple, clean and strong.
本章将讲述程序语言中的共同特性，即变量、数据类型和数组。作为一种先进而功能强大的语言，Java支持各种数据类型。这些类型可用于变量声明、数组创建和类型转换。