C# Func vs. Action? What is the difference between a Func vs an Action in C#? The main difference is whether one wants the delegate to return a value or not. By using Func it will expect the delegate to return a value and Action for no value (void) 1. Func for methods that return […]
Tag: .net
So sometimes you will get these strange errors or exceptions when using Linq Sequence contains no matching element For example if you use
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var result = myEnumerableCollection.First(x => x.Name == person.Name); |
This will throw InvalidOperationException with Sequence contains no matching element. But if you use
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var result = myEnumerableCollection.FirstOrDefault(x => x.Name == person.Name); if(result == null) //did not find in the collection something went wrong or ..... |
Which will return you a null if its not found then you can check if the […]
