docs/csharp/programming-guide/classes-and-structs/snippets/partial-classes-and-methods/Program.cs - main - aprogrammer/dotnet-docs

docs/csharp/programming-guide/classes-and-structs/snippets/partial-classes-and-methods/Program.cs

184 строки3 KB

Bill Wagner

Update documents for `field` backed properties (#43261)

13 ноя 2024, 14:41

13 ноя 2024, 14:418aeac83

//<Snippet1>
// This is in Employee_Part1.cs
public partial class Employee
{
    public void DoWork()
    {
    }
}

// This is in Employee_Part2.cs
public partial class Employee
{
    public void GoToLunch()
    {
    }
}

//Main program demonstrating the Employee class usage
public class Program
{
    public static void Main()
    {
        Employee emp = new Employee();
        emp.DoWork();
        emp.GoToLunch();
    }
}

// Expected Output:
// Employee is working.
// Employee is at lunch.

//</Snippet1>

//<Snippet2>
class Container
{
    partial class Nested
    {
        void Test() { }
    }

    partial class Nested
    {
        void Test2() { }
    }
}
//</Snippet2>

namespace MoonExample.Partial
{
    //<Snippet3>
    [SerializableAttribute]
    partial class Moon { }

    [ObsoleteAttribute]
    partial class Moon { }
    //</Snippet3>
}

namespace MoonExample.NonPartial
{
    //<Snippet4>
    [SerializableAttribute]
    [ObsoleteAttribute]
    class Moon { }
    //</Snippet4>
}

class Planet { }

interface IRotate { }

interface IRevolve { }

//<Snippet5>
partial class Earth : Planet, IRotate { }
partial class Earth : IRevolve { }
//</Snippet5>

class WrapEquivs
{
    //<Snippet6>
    class Earth : Planet, IRotate, IRevolve { }
    //</Snippet6>
}

//<Snippet7>
public partial class A { }
//public class A { }  // Error, must also be marked partial
//</Snippet7>

//<Snippet8>
partial class ClassWithNestedClass
{
    partial class NestedClass { }
}

partial class ClassWithNestedClass
{
    partial class NestedClass { }
}
//</Snippet8>

namespace WrapCoords2
{
    //<Snippet9>
    // This is in Coords_Part1.cs
    public partial class Coords
    {
        private int x;
        private int y;

        public Coords(int x, int y)
        {
            this.x = x;
            this.y = y;
        }
    }

    // This is in Coords_Part2.cs
    public partial class Coords
    {
        public void PrintCoords()
        {
            Console.WriteLine("Coords: {0},{1}", x, y);
        }
    }

   // Main program demonstrating the Coords class usage
    class TestCoords
    {
        static void Main()
        {
            Coords myCoords = new Coords(10, 15);
            myCoords.PrintCoords();

            // Keep the console window open in debug mode.
            Console.WriteLine("Press any key to exit.");
            Console.ReadKey();
        }
    }
    // Output: Coords: 10,15
    //</Snippet9>
}

//<Snippet10>
partial interface ITest
{
    void Interface_Test();
}

partial interface ITest
{
    void Interface_Test2();
}

partial struct S1
{
    void Struct_Test() { }
}

partial struct S1
{
    void Struct_Test2() { }
}
//</Snippet10>

// <FieldProperty>
// in file1.cs
public partial class PropertyBag
{
    // Defining declaration
    public partial int MyProperty { get; set; }
}

// In file2.cs
public partial class PropertyBag
{
    // Defining declaration
    public partial int MyProperty { get => field; set; }
}

// </FieldProperty>