Cannot convert list to ienumerable
WebI have the following code: public abstract class BaseViewModel { //Some base fields public static List Convert(IEnumerable Stack Exchange Network Stack Exchange network consists of 181 Q&A communities including Stack Overflow , the largest, most trusted online community for developers to learn, … WebOct 7, 2024 · ok. here's the problem. your return type is IEnumerable or List. but in your linq, you select new Pe, e.MasterRelationType.RelationTypeDescr } which csharp cannot implicitly convert to IEnummerable. what you can do is : create a class (or model) that has e, …
Cannot convert list to ienumerable
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WebDec 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) 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 …
WebFeb 15, 2024 · from d in table1.ToList () join h in courses on e.Course_Id equals h.Course_Id into table6. from h in table6.ToList () join i in courses on e.Course_Id equals … WebSince List implements IEnumerable, we can assign the list to an IEnumerable variable. Alternatively, you can use the AsEnumerable() extension method, which is a shorthand way of creating an IEnumerable from an array or other collection. More C# Questions. How to select correct DbSet in DbContext based on table …
WebJan 15, 2011 · You don't need to convert it. List implements the IEnumerable interface so it is already an enumerable. This means that it is perfectly fine to have the following: public IEnumerable GetBooks () { List books = … WebSince List implements IEnumerable, we can assign the list to an IEnumerable variable. Alternatively, you can use the AsEnumerable() extension …
WebApr 15, 2024 · Resolution. In C#, an IEnumerable can be converted to a List through the following lines of code: IEnumerable enumerable = Enumerable.Range(1, 300); List asList = enumerable.ToList(); To achieve the same result in UiPath: Create a List<> variable to store the List. Use an "Assign" activity to convert the IEnumerable<> to a List using the ... cib maharagama contact numberWebMar 29, 2024 · Use ToList () to Convert Data From IEnumerable Into List in C# IEnumerable is an interface contained in the System.Collections.Generic namespace. … cible ophtalmoWebOct 7, 2024 · The error is very much self explanatory and that means you cannot pass an object of type System.Collections.Generic.List<> to type to … dgk ogs black corduroy cargo pantsWebMay 5, 2024 · It can be confusing initially since list in F# is not the same as List<> in C#. The equivalent of a C# list in F# is ResizeArray. // FSharp.Core type ResizeArray<'T> = System.Collections.Generic.List< 'T >. You can convert F# types to a ResizeArray. cibl technology consultants limitedWebAug 16, 2016 · When doing linq operations it treats almost all collection types as a IEnumerable, which provides a ToList() and a ToArray() method in case you need to … cibmall wanmeiWebUsing 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!); dgk otto hessWebThe IEnumerable.Where() and List.ToList() methods in C# are used to filter and transform collections of objects.. The Where() method is an extension method defined on the IEnumerable interface. It takes a lambda expression as an argument that specifies a predicate to filter the collection. The method returns a new collection that contains only … dgk online shop