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 …

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

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.

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 …

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

Jul 15, 2025 · To reference a variable in a variable group, you can use macro syntax or a runtime expression. In the following examples, the group my-variable-group has a variable named myhello.

Oct 4, 2025 · In the Variable properties panel, you can rename a variable, see where your agent uses it, or convert it to a global variable. You can't convert a global variable back to a topic variable, however.

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 "same …

Aug 11, 2025 · If the URL changes, you need to update only the environment variable instead of each individual flow. This article shows you how to create environment variables, use them in your flows, …

The New-Variable cmdlet creates a new variable in PowerShell. You can assign a value to the variable while creating it or assign or change the value after it is created.