WebJun 11, 2013 · 6 Answers. Sorted by: 3. You can use command.ExecuteReader method and fill entity data using reader. public List ConsultCustomerData (string cardID) { List list = new List (); string sql = "SELECT name, cash FROM customers WHERE card_id = @cardID"; MySqlCommand cmd = new MySqlCommand … WebThe LINQ Contains Method in C# is used to check whether a sequence or collection (i.e. data source) contains a specified element or not. If the data source contains the specified element, then it returns true else returns false. There are there Contains Methods available in C# and they are implemented in two different namespaces.
Convert List of Entity from Datatable - C# Corner
WebDec 3, 2024 · Entity Framework will generate and execute the SQL Command in the database and then store the results in the instances of your domain objects so that you can do different types of operations on the data. Entity Framework Versions: In the year 2008, Microsoft introduced Entity Framework as part of .NET Framework 3.5. WebOct 16, 2008 · You need to add data type information for columns. DataTable dt = new DataTable (); dt.Columns.Add ("id",typeof (Int32 )); dt.Columns.Add ("name",typeof (String)); dt.Columns.Add ("foo",typeof (DateTime )); for (int i=0;i<=1000;i++) {dt.Rows.Add (i, "foo", DateTime.Now);} – Rahul Garg Jul 25, 2024 at 10:56 Add a comment 15 caneing to repair wicker chairs
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WebNov 25, 2024 · Step 3: Now we are going to convert this list object to a DataTable. For that we need to create a new class and a conversion method as below. public class ListtoDataTableConverter { public DataTable ToDataTable(List items) { DataTable dataTable = new DataTable(typeof(T). WebJan 14, 2024 · Answers. the following is the method through which you can convert any list object to datatable.. public DataTable ConvertToDataTable (IList data) { PropertyDescriptorCollection properties = TypeDescriptor.GetProperties(typeof(T)); DataTable table = new DataTable(); foreach (PropertyDescriptor prop in properties) … WebOct 3, 2011 · 19. Did you try: List entityList = new List (myEntityCollection); And by the way if you import the System.Linq namespace in order to bring the .ToList () extension method into scope, there's no reason why: List entityList = myEntityCollection.ToList (); wouldn't work as EntityCollection … caneinsight.com rivals