RandomAccessFile: writeDouble(double v) : RandomAccessFile « java.io « Java by API

1. Java by API
2. java.io
3. RandomAccessFile

RandomAccessFile: writeDouble(double v)

 
import java.io.IOException;
import java.io.RandomAccessFile;

public class Main {
  public static void main(String args[]) throws IOException {
    RandomAccessFile file = new RandomAccessFile("test.txt", "rw");
    file.writeBoolean(true);
    file.writeInt(123456);
    file.writeChar('j');
    file.writeDouble(1234.56);
    file.seek(1);
    System.out.println(file.readInt());
    System.out.println(file.readChar());
    System.out.println(file.readDouble());
    file.seek(0);
    System.out.println(file.readBoolean());
    file.close();
  }
}

   
  

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