<PackageReference Include="NETStandard.Library" Version="2.0.0" />

System.Data.DataTableCollection

namespace System.Data { public sealed class DataTableCollection : InternalDataCollectionBase { public DataTable this[int index] { get; } public DataTable this[string name] { get; } public DataTable this[string name, string tableNamespace] { get; } public event CollectionChangeEventHandler CollectionChanged; public event CollectionChangeEventHandler CollectionChanging; public DataTable Add(); public void Add(DataTable table); public DataTable Add(string name); public DataTable Add(string name, string tableNamespace); public void AddRange(DataTable[] tables); public bool CanRemove(DataTable table); public void Clear(); public bool Contains(string name); public bool Contains(string name, string tableNamespace); public void CopyTo(DataTable[] array, int index); public int IndexOf(DataTable table); public int IndexOf(string tableName); public int IndexOf(string tableName, string tableNamespace); public void Remove(DataTable table); public void Remove(string name); public void Remove(string name, string tableNamespace); public void RemoveAt(int index); } }