In PowerShell, the “Add-Member” cmdlet is used to add custom methods and properties to an instance of an object. It is very useful when adding data in a particular manner that is not supported. For instance, if a user wants to add a custom field of data that was missed at the initial stage. Then, the specified cmdlet can be used.

In this post, the “Add-Member” cmdlet in PowerShell will be illustrated.

How to Use/Utilize the PowerShell’s Add-Member (Microsoft.PowerShell.Utility) Cmdlet?

To add the member to an instance of the object, pipe it to the “Add-Member” cmdlet. Moreover, the properties can be used to add properties to an object. Let’s have a look at the provided examples to understand more about the stated cmdlet.

Example 1: Use the “Add-Member” Cmdlet to Add a Note to the Property

Execute the below-given cmdlet to add a note to the property in PowerShell:

 
According to the above-given code:

• • Create a variable and assign it to the hash table having the stated values.
  • Next, place the hash table assigned variable and pipe it to the cmdlet “Add-Member”.
  • Then, specify the “-NotePropertyName” and “-NotePropertyValue” having the stated values assigned to them.
  • Lastly, mention the “-PassThru” parameter:

 

Example 2: Use the “Add-Member” Cmdlet to Add a String Note Property to a String

Run this command to add a note property to a string:

 
In the above-stated code:

• • First, initialize a variable and provide it a string value.
  • Then, pipe the string and assign a variable to the “Add-Member” cmdlet.
  • Next, specify the “-NotePropertyMembers” parameter and assign it the hash table value alongside the “-PassThru” parameter.
  • Lastly, concatenate the string-assigned variable with the hash table value:

Example 3: Use the “Add-Member” Cmdlet to Add an Alias Property to a PSObject

To add a property to a PSObject, execute the following command in PowerShell:

 

That’s all! You have successfully learned about the “Add-Member” cmdlet in PowerShell.

Conclusion

PowerShell’s cmdlet “Add-Member” is used to add a member to an object’s instance, such as methods and properties. For example, users can use the “-NoteProperty” parameter to add details about a specific cmdlet. This blog has provided details about the “Add-Member” cmdlet in PowerShell.