4.13.3.2: Code Example for Action

Author: faqeerhussein

action.cs

@@ -0,0 +1,33 @@
+using System;
+
+class ActionDemo
+{
+    static void Main(string[] args)
+    {
+        // 1. Using a named method
+        Action namedMethodAction = NamedMethod;
+        namedMethodAction();
+
+        // 2. Using an anonymous method
+        Action anonymousMethodAction = delegate
+        {
+            Console.WriteLine("Anonymous Method Action");
+        };
+        anonymousMethodAction();
+
+        // 3. Using a lambda expression
+        Action lambdaAction = () => Console.WriteLine("Lambda Action");
+        lambdaAction();
+
+        // 4. Using Action with parameters
+        Action<int, string> actionWithParams = (num, text) => 
+        Console.WriteLine($"Number: {num}, Text: {text}");
+        actionWithParams(10, "Hello");
+    }
+
+    // named method used for first Action instance on line 10
+    static void NamedMethod()
+    {
+        Console.WriteLine("Named Method Action");
+    }
+}

action.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+    <PropertyGroup>
+        <OutputType>Exe</OutputType>
+        <TargetFramework>net8.0</TargetFramework>
+        <EnableDefaultCompileItems>false</EnableDefaultCompileItems>
+    </PropertyGroup>
+    <ItemGroup>
+        <Compile Include="action.cs" />
+    </ItemGroup>
+  </Project>