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Conditional Methods Sample 

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This sample demonstrates conditional methods, which provide a powerful mechanism by which calls to methods can be included or omitted depending on whether a symbol is defined.

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 Conditional Methods sample within Visual Studio

  1. In Solution Explorer, right-click the project and click Properties.

  2. Open the Configuration Properties folder, and click Debug.

  3. Set the Command Line Arguments property to A B C.

  4. In the Configuration Properties folder, click Build.

  5. Modify the Conditional Compilation Constants property. For example, add or delete DEBUG. Click OK.

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

To build and run the Conditional Methods sample from the command line

  • To include the conditional method, compile and run the sample program by typing the following at the command prompt:

    csc CondMethod.cs tracetest.cs /d:DEBUG
    tracetest A B C
    

See Also

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