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Java基础之IO&NIO操作文件流

一、简介1.1 IO（BIO）---阻塞式IO起源于JDK1.0java.io 包几乎包含了所有操作输入、输出需要的类。所有这些流类代表了输入源和输出目标。java.io 包中的流支持很多种格式，比如：基本类型、对象、本地化字符集等等。一个流可以理解为一个数据的序列。输入流表示从一个源读取数据，输出...

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