Pihrtsoft.Text.RegularExpressions.Linq.Chars.ExclamationMark C# (CSharp) Method

        public static CharGrouping ExclamationMark() => Character(AsciiChar.ExclamationMark);

 /// <summary>
 /// Appends a pattern that matches an exclamation mark.
 /// </summary>
 /// <returns></returns>
 public CharGrouping ExclamationMark() => Append(Chars.ExclamationMark());