Platform Invoke Sample

This sample demonstrates how to call platform invokes (exported DLL functions) from C#. See Interoperability (C# Programming Guide) for more information.

Security Note

This sample code is provided to illustrate a concept and should not be used in applications or Web sites, as it may not illustrate the safest coding practices. Microsoft assumes no liability for incidental or consequential damages should the sample code be used for purposes other than as intended.

To build and run the Platform Invoke samples within Visual Studio

  1. In Solution Explorer, right-click the PinvokeTest project and click Set as StartUp Project.

  2. On the Debug menu, click Start Without Debugging.

  3. Repeat the preceding steps for Marshal and Pinvoke.

To build and run the Platform Invoke samples from the Command Line

  1. Use the Change Directory command to change to the PinvokeTest directory.

  2. Type the following:

    csc PinvokeTest.cs
    PinvokeTest
  3. Use the Change Directory command to change to the Marshal directory.

  4. Type the following:

    csc Marshal.cs
    Marshal
  5. Use the Change Directory command to change to the Pinvoke directory.

  6. Type the following:

    csc logfont.cs pinvoke.cs
    pinvoke