Since C# 7, a tuple became a part of the language syntax. In this article we focus on the newer syntax. The new syntax uses round brackets to define and work with tuples. C# tuple simple example In the following
Microsoft.CSharp.RuntimeBinder Namespace Microsoft.Internal Namespace Microsoft.Internal.Pivot.Controls Namespace Microsoft.Internal.Pivot.Interactivity Namespace Microsoft.Internal.Pivot.Utilities Namespace Microsoft.Internal.Pivot.Views Namespace Microsoft.Phone.Data.Linq Namespace ...
Microsoft.CSharp.RuntimeBinder Namespace Microsoft.Internal Namespace Microsoft.Internal.Pivot.Controls Namespace Microsoft.Internal.Pivot.Interactivity Namespace Microsoft.Internal.Pivot.Utilities Namespace Microsoft.Internal.Pivot.Views Namespace Microsoft.Phone.Data.Linq Namespace ...
A tuple is a data structure that has a specific number and sequence of values, the values in a tuple can either be of the same type or even be of dissimilar types.
The order of the elements in a tuple is defined at the time when the tuple is created. The properties in a tuple are all read-only, i.e., they cannot be changed; once they have been created. The size of the tuple is fixed, since it cannot be changed once; it has been defined ...
namespaceCSharpTupleInterop{publicstaticclassExample{publicstatic(int,int)AddOneToXAndY((intx,inty) a)=> (a.x +1, a.y +1); } } In your F# code, you can then pass a struct tuple as the parameter and consume the result as a struct tuple. ...
(Tuple<string, Nullable<int>>[] scores,outintn){ n =0;intsum =0;foreach(varscoreinscores) {if(score.Item2.HasValue) { n +=1; sum += score.Item2.Value; } }if(n >0)returnsum / (double)n;elsereturn0; } }// The example displays the following output:// Average test score:...
Much of this article derives from my “Essential C#” book (IntelliTect.com/EssentialCSharp), which I’m currently in the midst of updating to “Essential C# 7.0.” For more information on this topic, check out Chapter 3. TUPLE ITEM NAMING GUIDELINES ...
Thetuplesfeature provides concise syntax to group multiple data elements in a lightweight data structure. The following example shows how you can declare a tuple variable, initialize it, and access its data members: C# (double,int) t1 = (4.5,3); Console.WriteLine($"Tuple with elements{t1....
Pattern matching in switch statements Ref returns and ref locals in C# 7.0 I take example from practice and modify it a little bit. Suppose we have a method in business layer that based on given coordinates finds a nearest store. We need to return two values: distance and at least somethin...