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

        public static CharGrouping SquareBracket() => LeftSquareBracket().RightSquareBracket();

 /// <summary>
 /// Appends a pattern that matches left or right square bracket.
 /// </summary>
 /// <returns></returns>
 public CharGrouping SquareBracket() => Append(Chars.SquareBracket());