Question

java fileinputstream在功能是什么流

Answer 1

这个是文件输入流

Answer 2

文件读取的io流

Answer 3

ObjectInputStream和ObjectInputStream类创建的对象被称为对象输入流和对象输出流。
创建文件输出流代码：
FileOutputStream file_out = new FileOutputStream(“student.dat”);
ObjectOutputStream object_out = new ObjectOutputStream(file_out);
创建文件输入流代码：
FileInputStream file = new FileInputStream( "student.dat ");
ObjectInputStream ois = new ObjectInputStream(file);