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 …

Sep 15, 2021 · How to: Create a New Variable (Visual Basic) You create a variable with a Dim Statement.

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 …

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 …

Aug 25, 2025 · Learn how to manage Microsoft Fabric variable libraries to customize and share item configurations in a workspace.

Aug 16, 2024 · Use custom variables To use custom variables in your tasks, enclose the variable name in parentheses and precede it with a $ character. For example, if you have a variable …

Dec 17, 2024 · A variable has options for setting the variable value and the data type of the value. The two properties must be compatible: for example, the use of a string value together with an …

Oct 1, 2025 · User-defined variables can be set as read-only. There are naming restrictions for variables (example: you can't use secret at the start of a variable name). You can use a …

To delete a variable, along with its value, use Remove-Variable or Remove-Item. This cmdlet does not delete the values of variables that are set as constants or owned by the system, even …

Jun 20, 2024 · To increase or decrease the value of a numeric variable, use the Increase variable and Decrease variable actions, respectively. Most actions output their result into a variable.