ejemplo de código bufferreader java w3

Ejemplo 1: búferreader java

import java.io.BufferedReader;
//
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
System.out.println(reader.readLine());

Ejemplo 2: archivo de texto de lectura de Java

// java read text file example code
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
public class JavaReadTextFileUsingBufferedReader
{
   public static void main(String[] args) throws IOException
   {
      File fl = new File("B:\demo.txt");
      BufferedReader br = new BufferedReader(new FileReader(fl));
      String str;
      while((str = br.readLine()) != null)
      {
         System.out.println(str);
      }
      br.close();
   }
}

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