Parameter Design and Modularization for PowerShell Scripts — From a Script That Works to a Script You Can Hand Over (archived 2026-08-30)

Abstract

A step-by-step procedure for raising a PowerShell script to a quality you can hand to someone else. Covers the param block and [CmdletBinding()], input validation, pipeline input, -WhatIf support, .psm1 modularization, and the essentials of internal distribution and Git management. Archived version of https://comcomponent.com/en/blog/powershell-param-module-design/, as published on 2026-08-30. The live article is maintained and may change after this date. First published 2026-07-18.