Java Write A File Example

Java Write A File Example


Write A File In Java
 
We can write in a already existing file using FileWriter class, and inside write().
We will understand it using an example -
 
Example -
 
package javaLearnings;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.*;
import java.io.*;

public class Main {

  public static void main(String args[])  {
      Scanner ob = new Scanner(System.in);
      try {

          System.out.println("Enter a string = ");
          String P = ob.nextLine();
          FileWriter fw = new FileWriter("D:\\online promption house\\sampleFile");
fw.write(P);
fw.close();
      } catch (IOException e) {
          System.out.println("Error Occured .");
      }
  }
  }
 
 
Output -