using System; using System.Net; using System.Threading; using System.Threading.Tasks; using FluentFTP; namespace Examples { internal static class FileExistsExample { public static void FileExists() { using (var conn = new FtpClient("127.0.0.1", "ftptest", "ftptest")) { conn.Connect(); // The last parameter forces FluentFTP to use LIST -a // for getting a list of objects in the parent directory. if (conn.FileExists("/full/or/relative/path")) { // dome something } } } public static async Task FileExistsAsync() { var token = new CancellationToken(); using (var conn = new AsyncFtpClient("127.0.0.1", "ftptest", "ftptest")) { await conn.Connect(token); // The last parameter forces FluentFTP to use LIST -a // for getting a list of objects in the parent directory. if (await conn.FileExists("/full/or/relative/path", token)) { // dome something } } } } }