Get File size in bytes
- /*
- Get File size in bytes
- This Java example shows how to get the size of a particular file in bytes,
- KB and MB using length method of Java File class.
- */
- import java.io.*;
- public class GetFileSizeInByetes {
- public static void main(String[] args) {
- //create file object
- File file = new File("C://FileIO/demo.txt");
- /*
- * To get the size of a file, use
- * long length() method of Java File class.
- *
- * This method returns size of a particular file in bytes. It returns 0L
- * if file does not exists, and unspecified if file is a directory.
- *
- */
- long fileSize = file.length();
- System.out.println("File size in bytes is: " + fileSize);
- System.out.println("File size in KB is : " + (double)fileSize/1024);
- System.out.println("File size in MB is :" + (double)fileSize/(1024*1024));
- }
- }
- /*
- Output would be
- File size in bytes is: 492480
- File size in KB is : 480.9375
- File size in MB is :0.46966552734375
- */
