IO streams two

A data stream (Learn)

1.1 Overview

• In order to facilitate operation of the basic data types java language type String and data, the data stream may be used.
• Data stream classification:
  • DataInputStream
  • DataOutputStream　　
• Common methods:
  • Read boolean values:　　

public final boolean readBoolean () {}

public final void writeBoolean(boolean v){}

• • Read a byte of data:　　

public final byte readByte(){}

public final void writeByte(int v){}

• • Reading a char data type:　　

public final void writeChar(int v){}

public final char readChar(){}

• • Reading a float type data:　　

public final float readFloat(){}

public final void writeFloat(float v){}

• • Read type double data:　　

public final double readDouble(){}

public final void writeDouble(double v){}

• • Reading a short type of data:　　

public final short readShort(){}

public final void writeShort(int v){}

• • Reading a long type of data:　　

public final long readLong(){}

public final void writeLong(long v){}

• • Int read data types: