<PackageReference Include="NETStandard.Library" Version="2.0.1" />

System.Xml.Schema.XmlSchemaObject

public abstract class XmlSchemaObject
namespace System.Xml.Schema { public abstract class XmlSchemaObject { public int LineNumber { get; set; } public int LinePosition { get; set; } public XmlSerializerNamespaces Namespaces { get; set; } public XmlSchemaObject Parent { get; set; } public string SourceUri { get; set; } protected XmlSchemaObject(); } }