Working with variables To create a new variable, use an assignment statement to assign a value to the variable. You don't have to declare the variable before using it. The default value of all variables is …

PowerShell includes the $PSItem variable and its alias, $_, as automatic variables in scriptblocks that process the current object, such as in the pipeline. This article uses $PSItem in the examples, but …

Nov 18, 2025 · The value can be a constant or an expression, but it must either match the variable declaration type or be implicitly convertible to that type. For more information, see Expressions.

Feb 3, 2023 · It doesn`t put the variable as the assigned letter and when i try to put the whole path into a variable it so for ex. $D ="$ {P}:\office\setup.exe" it says /configure is wrong cannot user start …

Mar 30, 2022 · Use the Dim statement at the module or procedure level to declare the data type of a variable. For example, the following statement declares a variable as an Integer.

Dec 15, 2025 · Learn how to manage Microsoft Fabric variable libraries to customize and share item configurations in a workspace.

Sep 29, 2025 · The PowerShell Variable provider lets you get, add, change, clear, and delete PowerShell variables in the current console. The PowerShell Variable provider supports the variables …

Jan 2, 2025 · To save the settings for use in future sessions, add the variable assignment to your PowerShell profile. $PSDefaultParameterValues was introduced in PowerShell 3.0.

Dec 15, 2025 · Follow the steps for creating a variable library and using variable values in various stages of a deployment pipeline.

Nov 25, 2025 · In Copilot Studio, you can use the Variables panel to see information about an environment variable. The Variable properties panel also has a link to Power Apps, the authoring …