C#学习笔记---区分StringWriter(Reader)和StreamWriter(Reader)，TextWriter(Reader)，BinaryWriter(Reader)

1.TextWriter(Reader)分别是对连续字符系列处理的编写器（读写器），来自System.IO 2.StringWriter(Reader)继承TextWriter(Reader)，它主要是对字符串进行处理的类，样例如下：             TextWriter stringwriter = new StringWriter();    ...