This documentation is archived and is not being maintained.

Collection Classes Sample 

Download sample

This sample shows how to implement a collection class that can be used with the foreach statement. For more information, see Collection Classes (C# Programming Guide).

Security noteSecurity 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 open the sample file in Solution Explorer

  1. Click Download Sample.

    The File Download message box appears.

  2. Click Open, and on the left column of the zip folder window, click Extract all files.

    The Extraction Wizard opens.

  3. Click Next. You can change the directory that the files will be extracted to, and then click Next again.

    Make sure that the Show extracted files check box is selected, and click Finish.

  4. Double-click the sample's .sln file.

    The sample solution is displayed in Solution Explorer. You might get a security warning that says the solution location is not trusted. Click OK to continue.

To build and run the Collection Classes samples within Visual Studio

  1. In Solution Explorer, right-click the CollectionClasses1 project and click Set as StartUp Project.

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

  3. Repeat the preceding steps for CollectionClasses2.

To build and run the Collection Classes samples from the command line

  1. Use the Change Directory command to change to the CollectionClasses1 directory.

  2. Type the following:

    csc tokens.cs
  3. Use the Change Directory command to change to the CollectionClasses2 directory.

  4. Type the following:

    csc tokens2.cs

See Also