
about_Variables - PowerShell | Microsoft Learn
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 …
Get Started with Variable Libraries - Microsoft Fabric
Dec 15, 2025 · Learn how to manage Microsoft Fabric variable libraries to customize and share item configurations in a workspace.
DECLARE @local_variable (Transact-SQL) - SQL Server
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 …
Remove-Variable (Microsoft.PowerShell.Utility) - PowerShell
The Remove-Variable cmdlet deletes a variable and its value from the scope in which it is defined, such as the current session. You cannot use this cmdlet to delete variables that are set as …
about_Environment_Provider - PowerShell | Microsoft Learn
Sep 29, 2025 · You can also change the value of an environment variable using the $Env: variable prefix. Any changes made only pertain to the current PowerShell session for as long …
New-Variable (Microsoft.PowerShell.Utility) - PowerShell
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.
about_PSItem - PowerShell | Microsoft Learn
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 …
Variables overview - Microsoft Copilot Studio | Microsoft Learn
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 …
about_Variable_Provider - PowerShell | Microsoft Learn
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 …
Define variables - Azure Pipelines | Microsoft Learn
Oct 27, 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 …