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Write char to a file using DataOutputStream

  1. /*
  2.   Write char to a file using DataOutputStream
  3.   This Java example shows how to write a Java character primitive value to a
  4.   file using writeChar method of Java DataOutputStream class.
  5. */
  6.  
  7. import java.io.DataOutputStream;
  8. import java.io.FileOutputStream;
  9. import java.io.IOException;
  10.  
  11. public class WriteCharToFile {
  12.  
  13.   public static void main(String[] args) {
  14.    
  15.     String strFilePath = "C://FileIO//WriteChar.txt";
  16.    
  17.     try
  18.     {
  19.       //create FileOutputStream object
  20.       FileOutputStream fos = new FileOutputStream(strFilePath);
  21.      
  22.       /*
  23.        * To create DataOutputStream object from FileOutputStream use,
  24.        * DataOutputStream(OutputStream os) constructor.
  25.        *
  26.        */
  27.      
  28.        DataOutputStream dos = new DataOutputStream(fos);
  29.      
  30.        int ch = 65;
  31.      
  32.        /*
  33.         * To write a char value to a file, use
  34.         * void writeChar(int ch) method of Java DataOutputStream class.
  35.         *
  36.         * This method writes specified char to output stream as 2 bytes value.
  37.         */
  38.        
  39.         dos.writeChar(ch);
  40.        
  41.         /*
  42.          * To close DataOutputStream use,
  43.          * void close() method.
  44.          *
  45.          */
  46.        
  47.          dos.close();
  48.        
  49.     }
  50.     catch (IOException e)
  51.     {
  52.       System.out.println("IOException : " + e);
  53.     }
  54.  
  55.   }
  56. }

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