WebSolution 2. As Kornfeld Eliyahu Peter [ ^] mentioned (see solution 1), you need to write custom extension method to check if object is empty. See this: object.notempty [ ^ ]. You might be interested object.isdefaultfortype [ ^] method too. In any other case, you need to explicitly convert object to string to check if string.IsNullOrEmpty ... WebMar 7, 2024 · I'd imagine there are two reasons, one for readability, and two for a minor performance boost. Readability is easy: it's a lot quicker to spot string.Empty than "".Searching for string.Empty is also generally going to be easier and maybe more accurate than looking for the literal. It also clarifies intent: you didn't just make a typo or forget to …
Checking for Empty List Element - social.msdn.microsoft.com
WebOct 7, 2024 · You would determine if an entry in a list was null by comparing to null (list[s] == null). You would determine if an entry was the empty string (a very different thing from null) with (list[s] == String.Empty). You could check if an element was either null or had a string which was empty with (String.IsNullOrEmpty(s)) WebLINQ check string property for NULL in generating a ToList () check a string array from a list contains a string from another list or vice versa. include null check to find index in list. Datatable null to empty string. datatable replace zero with null or empty string via linq. Check if string list contains any enum string value. haro in spain
Checking for empty or null List in C# - iditect.com
WebJun 20, 2024 · How to check if a C list is empty - Use the Any method to find whether the list is empty or not.Set the list −var subjects = new List(); subjects.Add(Maths); … WebApr 13, 2024 · Check if list is empty in C#. April 13, 2024 by Tarik Billa. You can use Enumerable.Any: ... If the list could be null you could use: bool isNullOrEmpty = list?.Any() != true; Categories c# Tags c, isnullorempty, list. Test whether a list contains a specific value in Clojure ... WebTo check if a List is null or empty in C#, you can use the Count property of the list. If the Count is zero or the list is null , it means that the list is empty or null. Here's an … chapter four organic analytes