About 710,000 results
Open links in new tab
  1. 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 variables is …

  2. 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 Expressions.

  3. 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.

  4. Manage variable groups - Azure Pipelines | Microsoft Learn

    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.

  5. 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 variable …

  6. 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 authoring …

  7. Get-Variable (Microsoft.PowerShell.Utility) - PowerShell

    The Get-Variable cmdlet gets the PowerShell variables in the current console. You can retrieve just the values of the variables by specifying the ValueOnly parameter, and you can filter the variables …

  8. Use variables in Classic release pipelines - Azure Pipelines

    Oct 27, 2025 · 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 named …

  9. How to use task sequence variables - Configuration Manager

    Oct 4, 2022 · When you specify a name for a new task sequence variable, follow these guidelines: The task sequence variable name can include letters, numbers, the underscore character (_), and a …

  10. Understand variables in canvas apps - Power Apps | Microsoft Learn

    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 values. You never …