linq

BasicGramms/BasicGramms/BasicGramms.csproj

@@ -45,6 +45,7 @@
     <Compile Include="BasicDelegate.cs" />
     <Compile Include="BasicEvent.cs" />
     <Compile Include="BasicLambda.cs" />
+    <Compile Include="BasicLinq.cs" />
     <Compile Include="Program.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>

BasicGramms/BasicGramms/BasicLinq.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BasicGramms
+{
+	internal class BasicLinq
+	{
+		public void DoTest()
+		{
+			Character[] chs =
+			{
+				new Character() { Name = "Johnson", Age = 5, Address = "New York"},
+				new Character() { Name = "Anderson", Age = 15, Address = "San Fransisco"},
+				new Character() { Name = "Pearson", Age = 20, Address = "Alaska"},
+			};
+
+			var linq = from ch in chs
+					   where ch.Age >= 10
+					   select ch;
+
+			foreach (var item in linq)
+			{
+				Console.WriteLine($"Name: {item.Name}, Age: {item.Age}, Address: {item.Address}");
+			}
+		}
+	}
+
+	internal class Character
+	{
+		public string Name { get; set; }
+		public int Age { get; set; }
+		public string Address { get; set; }
+	}
+}

BasicGramms/BasicGramms/Program.cs

@@ -19,8 +19,11 @@ namespace BasicGramms
 			//BasicEventUser evtUser = new BasicEventUser();
 			//evtUser.DoTest();
 
-			BasicLambda lambda = new BasicLambda();
-			lambda.DoTest();
+			//BasicLambda lambda = new BasicLambda();
+			//lambda.DoTest();
+
+			BasicLinq linq = new BasicLinq();
+			linq.DoTest();
 
 			Console.ReadKey();
 		}