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 …

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 examples, but …

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.

Aug 25, 2025 · Follow the steps for creating a variable library and using variable values in various stages of a deployment pipeline.

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 variable group to …

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 named …

Mar 30, 2022 · Use the Dim statement at the module or procedure level to declare the data type of a variable. For example, the following statement declares a variable as an Integer.

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.

Jul 31, 2024 · You can implicitly declare a variable in Visual Basic simply by using it in an assignment statement. All variables that are implicitly declared are of type Variant.

2 days ago · A family of System Center products that provide infrastructure monitoring, help ensure the predictable performance and availability of vital applications, and offer comprehensive monitoring for …