Java Exercises: Find the size of a specified file

Java Basic: Exercise-45 with Solution

Write a Java program to find the size of a specified file.

Pictorial Presentation:

Java: Find the size of a specified file

Sample Solution:

Java Code:

import java.util.Scanner;
import java.io.File;
public class Exercise45 {

 public static void main(String[] args) {
  System.out.println("/home/students/abc.txt  : " + new File("abc.txt").length() + " bytes");
  System.out.println("/home/students/test.txt : " + new File("test.txt").length() + " bytes");

Sample Output:

/home/students/abc.txt  : 0 bytes                                      
/home/students/test.txt : 0 bytes 


Flowchart: Java exercises: Find the size of a specified file

Java Code Editor:

Contribute your code and comments through Disqus.

Previous: Write a Java program that accepts an integer (n) and computes the value of n+nn+nnn.
Next: Write a Java program to display the system time.

What is the difficulty level of this exercise?

Java: Tips of the Day


Returns all the elements of an array except the last one. Use Arrays.copyOfRange() to return all except the last one

public static <T> T[] initial(T[] elements) {
    return Arrays.copyOfRange(elements, 0, elements.length - 1);

Ref: https://bit.ly/3zEKw9u