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Command Line Parameters Sample 

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This sample shows how the command line can be accessed and two ways of accessing the array of command-line parameters.

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 Command Line Parameters samples within Visual Studio

  1. In Solution Explorer, right-click the CmdLine1 project, and click Set as StartUp Project.

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

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

  4. In the Command Line Arguments property, type the command-line parameters, and click OK. (See the tutorial for an example.)

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

  6. Repeat the preceding steps for CmdLine2.

To build and run the Command Line Parameters samples from the command line

  1. Use the Change Directory command to change to the CmdLine1 directory.

  2. Type the following:

    csc cmdline1.cs
    cmdline1 A B C
  3. Use the Change Directory command to change to the CmdLine2 directory.

  4. Type the following:

    csc cmdline2.cs
    cmdline2 John Paul Mary

See Also