Nov 18, 2025 · This variable can be used in the function, stored procedure, or batch in which it's declared. Within its scope, a table variable can be used like a regular table.

Jul 14, 2025 · The GetEnvironmentVariable function determines whether a specified variable is defined in the environment of the calling process, and, if so, what its value is.

Sep 6, 2023 · If you specify values for <variable> and <string>, the specified <variable> value is added to the environment and <string> is associated with that variable. If the variable already exists in the …

May 23, 2025 · You can use most characters as variable values, including white space. If you use the special characters <, >, |, &, or ^, you must precede them with the escape character ^ or double …

2 days ago · You don't need to hover or step through lines to see parameter and loop variable values. For complex variables or objects, you can still use DataTips, Visualizers, and other tools to explore …

$PSItem was added to PowerShell in an attempt to provide a clearer meaning to the variable name. However, in practice, the dollar sign underscore form $_ is most commonly used.

Nov 18, 2025 · SELECT @ local_variable is typically used to return a single value into the variable. However, when expression is the name of a column, it can return multiple values.

Dec 15, 2025 · Follow the steps for creating a variable library and using variable values in various stages of a deployment pipeline.

Aug 30, 2023 · A data type is the characteristic of a variable that determines what kind of data it can hold. Data types include those in the following table as well as user-defined types and specific types …

Jan 9, 2026 · One environment variable can be used across many different solution components - whether they're the same type of component or different. For example, a canvas app and a flow can …