Count the characters in a file or size of a file !!

Using File:

1. import java.io.File;
2. 
   
3. public class CountCharInFile {
4. public static void main(String[] args) throws Exception {
5. File file = new File("D:\\data.txt");
6. int fileDataLen = (int) file.length();
7. System.out.println(fileDataLen);
8. }
9. }

Output: 

241

data.txt file:

Hi guys !!

This is Ishaan from India.

and I'm reading the data from a text file line by line using BufferedReader.

Isn't it interesting !! to read the data from a file line by line 

irrespective of amount of data that a file is having.