To use a variable in a command or expression, type the variable name, preceded by the dollar ($) sign. If the variable name and dollar sign aren't enclosed in quotation marks, or if they're …

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

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

When you use a variable in a template that isn't marked as available in templates. The variable doesn't render because its value isn't accessible within the template's scope.

Aug 27, 2025 · To declare a variable and its type, just include it in any of these functions anywhere in your app. These functions don't create variables; they only fill variables with …

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 …

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 …

Oct 31, 2022 · The measure definition can be made more efficient by using a variable, VAR. The following measure definition represents an improvement. It uses an expression to assign the …

Sep 15, 2021 · Follow the As clause with an equal sign (=) and follow the equal sign with the variable's initial value. Visual Basic assigns the specified value to the variable every time it …