Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

public class Main {
    public static String getExtFromFilename(String filename) {
        int dotPosition = filename.lastIndexOf('.');
        if (dotPosition != -1) {
            return filename.substring(dotPosition + 1, filename.length());
        }
        return "";
    }
}