How To Get Value In PowerShell

In this tutorial, we will learn about getting values in PowerShell, a powerful scripting language and shell developed by Microsoft.

PowerShell provides a number of ways to work with variables and return values from functions or scripts. We will look at how to fetch values from variables, retrieve output from cmdlets, and capture data from files.

Step 1: Get a Value from a Variable

In PowerShell, you can store values in variables by using the “$” symbol followed by the variable name. To get the value from a variable, simply call it by its name:

The output will display the value of the variable:

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Step 2: Retrieve Output from a Cmdlet

Cmdlets are PowerShell commands that perform specific actions based on the given input. To retrieve the output of a cmdlet, simply run the cmdlet and store the output in a variable if necessary:

The output will display the value returned by the Get-Date cmdlet:

Thursday, October 21, 2021 12:34:56 PM

Step 3: Get the Return Value from a Function

In PowerShell, you can define your own functions that return a value. To get the return value of a function, simply call the function and store its output in a variable if necessary:

The output will display the result of the function:

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Step 4: Capturing Data from a File

PowerShell can also read data from a file. To get the content of a file, use the Get-Content cmdlet. In this example, we have a file named “example.txt” with the following content:

Line 1
Line 2
Line 3

To read its content, use the following command:

The output will display the content of the file:

Line 1
Line 2
Line 3

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Conclusion

In this tutorial, we have learned various ways to get values in PowerShell. By using variables, cmdlets, functions, and reading data from files, you can manipulate and store data effectively while writing scripts in PowerShell.

As you gain more experience with this versatile scripting language, you will undoubtedly find other creative ways to fetch and utilize values in your code.