Examples of Cmdlet Code

This section contains examples of cmdlet code that you can use to start writing your own cmdlets.

Important

If you want step-by-step instructions for writing cmdlets, see Tutorials for Writing Cmdlets.

In This Section

• How to Write a Simple Cmdlet - This example shows the basic structure of cmdlet code.
• How to Declare Cmdlet Parameters - This example shows how to declare the different types of parameters.
• How to Declare Parameter Sets - This example shows how to declare sets of parameters that can change the action a cmdlet performs.
• How to Validate Parameter Input - These examples show how to validate parameter input.
• How to Declare Dynamic Parameters - This example shows how to declare a parameter that is added at runtime.
• How to Invoke Scripts Within a Cmdlet - This example shows how to invoke a script that is supplied to a cmdlet.
• How To Override Input Processing Methods - These examples show the basic structure used to override the BeginProcessing, ProcessRecord, and EndProcessing methods.
• How to Support ShouldProcess Calls - This example shows how the System.Management.Automation.Cmdlet.ShouldProcess and System.Management.Automation.Cmdlet.ShouldContinue methods should be called from within a cmdlet.
• How to Support Transactions - This example shows how to indicate that the cmdlet supports transactions and how to implement the action that is taken when the cmdlet is used within a transaction.
• How to Support Transactions - This example shows how to indicate that the cmdlet supports transactions and how to implement the action that is taken when the cmdlet is used within a transaction.
• How to Support Jobs - This example shows how to support jobs when you write cmdlets.
• How to Invoke a Cmdlet From Within a Cmdlet - This example shows how to invoke a cmdlet from within another cmdlet, which allows you to add the functionality of the invoked cmdlet to the cmdlet you are developing.

See Also

Writing a Windows PowerShell Cmdlet