Java.io.CharArrayWriter.write() Method

Description

The java.io.BufferedInputStream.write(String str, int off, int len) method writes a part of the string to the writer.

Declaration

Following is the declaration for java.io.CharArrayWriter.write(String str, int off, int len) method:

public void write(String str, int off, int len)

Parameters

• str -- Source string

• off -- Offset to start reading the characters from

• len -- Number of characters to be written

Return Value

This method does not return any value.

Exception

• NA

Example

The following example shows the usage of java.io.CharArrayWriter.write(String str, int off, int len) method.

package com.tutorialspoint;

import java.io.CharArrayWriter;

public class CharArrayWriterDemo {
   public static void main(String[] args) {
      
      String str = "Hello World!!";
      CharArrayWriter chw = null;
            
      try{
         // create character array writer
         chw = new CharArrayWriter();

         // portion to be written to writer
         chw.write(str, 4, 9);
         
         // print the buffer as string
         System.out.println(chw.toString());
               
      }catch(Exception e){
         
         // for any error
         e.printStackTrace();
      }finally{
         
         // releases all system resources from writer
         if(chw!=null)
            chw.close();
      }
   }
}

Let us compile and run the above program, this will produce the following result:

o World!!