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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:

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

Java Code Editor:

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Java: Tips of the Day

How to sort an ArrayList?

Collections.sort(testList);
Collections.reverse(testList);

That will do what you want. Remember to import Collections though!

Ref: https://bit.ly/32urdSe