using System; using System.Text.RegularExpressions; namespace ConsoleApp375 { class Program { static void Main(string[] args) { RegularExpressionDemo(... ...
using System; using System.Text.RegularExpressions; namespace ConsoleApp375 { class Program { static void Main(string[] args) { RegularExpressionDemo(); Console.ReadLine(); } static void RegularExpressionDemo() { string emailPattern = @"^[\w!#$%&'*+\-/=?\^_`{|}~]+(\.[\w!#$%&'*+\-/=?\^_`{|}~]+)*@((([\-\w]+\.)+[a-zA-Z]{2,4})|(([0-9]{1,3}\.){3}[0-9]{1,3}))\z"; Regex regex = new Regex(emailPattern); string myMail = "[email protected]"; var match = regex.Match(myMail); Console.WriteLine(match.Success); } } }