Microsoft Exchange Server 2016 PowerShell Cookbook - Fourth Edition

How it works...

To create a variable, or an instance of an object, you prefix the variable name with the dollar sign ($). To the right of the variable name, use the equals (=) assignment operator, followed by the value or object that should be assigned to the variable. Keep in mind that the variables you create are only available during your current shell session and will be destroyed when you close the shell.

Let's look at another example. To create a string variable that contains an email address, use the following command:

    $email = "[e-mail]"  

In addition to user-defined variables, PowerShell also includes automatic and preference variables. To learn more, run Get-Help about_Automatic_Variables and Get-Help about_Preference_Variables ...