return a lambda function : Lambda « LINQ « C# / C Sharp

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return a lambda function

 

using System;

delegate int NumericSequence();



class Test {

    static NumericSequence Natural() {

        int seed = 0;

        return () => seed++;



    }



    static void Main() {

        NumericSequence natural = Natural();

        Console.WriteLine(natural());

        Console.WriteLine(natural());

    }

}

Related examples in the same category

1.	Lambda expression used to declare a delegate
2.	If your query's lambda expressions reference local variables, these variables are subject to outer variable semantics.
3.	Lambda expression used to declare an expression tree
4.	A local variable instantiated within a lambda expression is unique per invocation of the delegate instance.
5.	square is assigned the lambda expression x = > x * x:
6.	A lambda expression has the following BNF form: (parameters) => expression-or-statement-block
7.	A lambda expression can reference the local variables and parameters of the method in which it's defined.

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