Powershell check if value exists
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On Windows 8, from the Start Screen, begin typing powershell and either press Enter after typing the whole word, or click the search result named “Windows PowerShell”. On Windows 8, from the desktop, right click the Start menu icon, click Run, and then type powershell and press Enter.
May 09, 2019 · In a script, you would typically use it in an if statement. To negate and check if the folder or file does not exist, use either "!" or "-not", and remember to enclose the Test-Path statement in parentheses. Also remember that if the path or folder name contains a space, you need to surround the entire path in quotes.