https://devblogs.microsoft.com/scripting/use-the-debugger-in-the-windows-powershell-ise/
Use the Debugger in the Windows PowerShell ISE - Scripting Blog [archived]
Nov 24, 2011 - Summary: Learn how to use the debugging tools in the Windows PowerShell ISE to speed development of scripts. Microsoft Scripting Guy, Ed Wilson, is here. Today...
windows powershell isethe debuggerusescriptingblog