Java File Extension Name Get getFileExtension(File file)

Description

get File Extension

License

Open Source License

Declaration

public static String getFileExtension(File file) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.io.*;

public class Main {
    public static String getFileExtension(File file) {
        String extension = file.getAbsolutePath().substring(
                file.getAbsolutePath().lastIndexOf('.') + 1);
        return extension;
    }/*w  ww . j  a v a2s. c o  m*/

    public static String getFileExtension(String str) {
        String extension = str.substring(str.lastIndexOf('.') + 1);
        return extension;
    }
}

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