how to get the project folder path in c# code example

Example 1: c# project path

string startupPath = System.IO.Directory.GetCurrentDirectory();

string startupPath = Environment.CurrentDirectory;

Example 2: c# relative path to project folder

string fileName = "ich_will.mp3";
string path = Path.Combine(Environment.CurrentDirectory, @"Data\", fileName);

Example 3: get path od proyect c

AppDomain.CurrentDomain.BaseDirectory