JAVA 基础知识点总结 目录 1. JAVA 简介 .................................................................................................................................... 3 1.1 java 体系结构 ..................................................................................................................... 3 1.2 java 特点 ............................................................................................................................. 3 1.3 JDK 与JRE ......................................................................................................................... 3 1.4 第一个 java 程序 ............................................................................................................... 3 1.5 java 程序的开发步骤 ......................................................................................................... 3 2. 基本数据类型 .............................................................................................................................. 3 2.1 标志符 ................................................................................................................................ 3 2.2 关键字 ................................................................................................................................ 3 2.3 常量 .................................................................................................................................... 3 2.4 变量 .................................................................................................................................... 3 2.5 基本数据类型 .................................................................................................................... 3 2.6 基本数据类型之间的转换 ................................................................................................ 3 3. 运算符与流程控制 ...............................................................................
