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

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

 /// <summary>
 /// Appends a pattern that matches a percent sign.
 /// </summary>
 /// <returns></returns>
 public CharGrouping Percent() => Append(Chars.Percent());