System.Linq.Dynamic.ExpressionParser.ParseRealLiteral C# (CSharp) Method

		private Expression ParseRealLiteral()
		{
			ValidateToken(TokenId.RealLiteral);
			string text = _token.Text;
			object value = null;
			char last = text[text.Length - 1];
			if (last == 'F' || last == 'f')
			{
				float f;
				string substring = text.Substring(0, text.Length - 1);
				if (float.TryParse(substring, out f) || float.TryParse(substring, NumberStyles.Any, CultureInfo.InvariantCulture, out f)) value = f;
			}
			else
			{
				double d;
				if (double.TryParse(text, out d) || double.TryParse(text, NumberStyles.Any, CultureInfo.InvariantCulture, out d)) value = d;
			}
			if (value == null) throw ParseError(Res.InvalidRealLiteral(text));
			NextToken();
			return CreateLiteral(value, text);
		}