AngleSharp by Florian Rappl

<PackageReference Include="AngleSharp" Version="0.9.0" />

 CssRangeToken

sealed class CssRangeToken : CssToken
Represents the CSS range token.
public string End { get; }

Gets the range's end.

public bool IsEmpty { get; }

Gets the status of the range.

public string[] SelectedRange { get; }

Gets the content of the range token.

public string Start { get; }

Gets the range's start.

public CssRangeToken(string range, TextPosition position)

Creates a new CSS range token.

public CssRangeToken(string start, string end, TextPosition position)

Creates a new CSS range token.