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BufferedWriter newLine() method in Java with Examples
  • Last Updated : 28 May, 2020

The newLine() method of BufferedWriter class in Java is used to separate the next line as a new line. It is used as a write separator in buffered writer stream.

Syntax:

public void newLine()
            throws IOException

Parameters: This method does not accept any parameter.

Return value: This method does not return any value.

Exceptions: This method throws IOException if an I/O error occurs.



Below programs illustrate newLine() method in BufferedWriter class in IO package:

Program 1:

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// Java program to illustrate
// BufferedWriter newLine() method
  
import java.io.*;
  
public class GFG {
    public static void main(String[] args)
        throws IOException
    {
  
        // Create the string Writer
        StringWriter stringWriter
            = new StringWriter();
  
        // Convert stringWriter to
        // bufferedWriter
        BufferedWriter buffWriter
            = new BufferedWriter(
                stringWriter);
  
        // Write "A" to buffer writer
        buffWriter.write(65);
  
        // Revoke newLine() method
        buffWriter.newLine();
  
        // Write "B" to buffer writer
        buffWriter.write(66);
  
        buffWriter.flush();
  
        System.out.println(
            stringWriter.getBuffer());
    }
}

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Output:

A
B

Program 2:

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// Java program to illustrate
// BufferedWriter newLine() method
  
import java.io.*;
  
public class GFG {
    public static void main(String[] args)
        throws IOException
    {
        // Create the string Writer
        StringWriter stringWriter
            = new StringWriter();
  
        // Convert stringWriter to
        // bufferedWriter
        BufferedWriter buffWriter
            = new BufferedWriter(
                stringWriter);
  
        // Write "GEEKS" to buffered writer
        buffWriter.write(
            "GEEKSFORGEEKS", 0, 5);
  
        // Revoke newLine() method
        buffWriter.newLine();
  
        // Write "GEEKSFORGEEKS"
        // to buffered writer
        buffWriter.write(
            "GEEKSFORGEEKS", 0, 13);
  
        buffWriter.flush();
  
        System.out.println(
            stringWriter.getBuffer());
    }
}

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Output:

GEEKS
GEEKSFORGEEKS

References:
https://docs.oracle.com/javase/10/docs/api/java/io/BufferedWriter.html#newLine()

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