AngleSharp by Florian Rappl

<PackageReference Include="AngleSharp" Version="0.3.5" />

.NET API 553,472 bytes

 HTMLFrameSetElement

public sealed class HTMLFrameSetElement : HTMLElement
Represents the HTML frameset element.
namespace AngleSharp.DOM.Html { [DOM("HTMLFrameSetElement")] public sealed class HTMLFrameSetElement : HTMLElement { [DOM("cols")] public uint Cols { get { return Element.ToInteger(GetAttribute("cols"), 1); } set { SetAttribute("cols", value.ToString()); } } [DOM("rows")] public uint Rows { get { return Element.ToInteger(GetAttribute("rows"), 1); } set { SetAttribute("rows", value.ToString()); } } protected internal override bool IsSpecial => true; internal HTMLFrameSetElement() { _name = "frameset"; } } }