Cannot convert list to ienumerable
WebUsing Linq's Where/Select to filter out null and convert the type to non-nullable cannot be made into an extension method You have to update your extension method to the following public static IEnumerable NotNull(this IEnumerable enumerable) where T : class { return enumerable.Where(e => e != null).Select(e => e!); WebOct 23, 2024 · Cannot convert type IEnumerable to List c# 48,474 Solution 1 You get that error because myClass.GetHistory();returns IEnumerable, which is not same as …
Cannot convert list to ienumerable
Did you know?
WebWhen documenting code that uses IEnumerable, you can use the following conventions:. Use the generic notation: When referring to the type IEnumerable, use the generic notation with the string type parameter enclosed in angle brackets. For example, you could write: IEnumerable or IEnumerable where T is replaced … WebAug 12, 2024 · benedict (Ben) August 12, 2024, 10:44am #3. Line is a protected constructor and should be replaced by a List containing curves and then add them as NurbsCurve. something like this: Curve crv = new Line (pt0,pt1).ToNurbsCurve (); beta.Add (crv); for your example, List should be replaced by List and the Lines added as …
WebMar 10, 2011 · I have an object received from service call. I have to convert it to IEnumerable. Tried following but does not work. IEnumerable enumerable = MyObject as IEnumerable; OR T it = default(T); it = (T)MyObject; IEnumerable list1 = it as IEnumerable; · Hi archms, Could you please provide the type of MyObject or … WebTo convert an IList to a List, you need to explicitly create a new instance of a List and copy the elements from the IList to the new list. Here's an example of how to …
WebApr 12, 2024 · Since you need IEnumerable, not IEnumerable create instances of LoadingListCount instead by specifying the type in the invocation of new operator: .Select (g => new LoadingListCount {Name = g.Key, Count = g.Count ()}) Share Improve this answer Follow answered Apr … WebClearly you understand why List can at least be returned as IEnumerable: simply because it implements that interface.. Also clearly, the 3rd example is doing something "extra" that the forth one isn't. As others have said, the 4th fails because of the lack of co-variance (or contra-, I can never remember which way they go!), because you are …
WebMar 21, 2024 · Info We use IEnumerable and the foreach-loop to access, in sequence, all items in a 2D array. We can abstract the loop itself out. Here This example shows the yield contextual keyword in a method that returns IEnumerable. Return The return value is a generic IEnumerable collection of ints.
WebCannot implicitly convert type 'System.Collections.Generic.IEnumerable' to 'System.Collections.Generic.List schedule of beams and columns pdfWebOct 29, 2024 · thanks for your response! yes, I know about For Each Row and it works with an object DataTable just fine. But I was wondering is there a chance to convert a DataTable into enumerable / iterator object? just a technical question. Thanks! schedule of bowl games 2022WebThe Cast (IEnumerable) method enables the standard query operators to be invoked on non-generic collections by supplying the necessary type information. For example, ArrayList does not implement IEnumerable, but by calling Cast (IEnumerable) on the ArrayList object, the standard query operators can then be used to … schedule of blue angelsWebOct 7, 2024 · Cannot implicitly convert type 'System.Collections.Generic.IEnumerable' to 'System.Collections.Generic.List'. An explicit conversion exists (are you missing a cast?) ... You can't cast directly from … schedule of board exam 2021WebDec 24, 2024 · request.EmployeeNumber = new string[] { Convert.ToString(formcollection["EmployeeNumber"]) }; but im getting an exception Argument 1: Cannot convert from 'System.Collections.Generic.IEnumerable to string for the employee object on the line foreach (var employee in employees) schedule of bookingWebSince List implements IEnumerable, we can assign the list to an IEnumerable variable. Alternatively, you can use the AsEnumerable() extension … schedule of brigada eskwela 2022WebMar 29, 2024 · Use ToList () to Convert Data From IEnumerable Into List in C# IEnumerable is an interface contained in the System.Collections.Generic namespace. … russ law firm