internal/functions/Test-Guid.ps1
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<# .SYNOPSIS Validates a given input string and checks string is a valid GUID .DESCRIPTION Validates a given input string and checks string is a valid GUID by using the .NET method Guid.TryParse .PARAMETER InputObject The input string that should be validated .EXAMPLE PS C:\> Test-Guid -InputObject "3363e9e1-00d8-45a1-9c0c-b93ee03f8c13" This will validate the input string and return $true if the input string is a valid GUID .NOTES Uses .NET method [guid]::TryParse() Based on: https://tech.nicolonsky.ch/validating-a-guid-with-powershell/ #> function Test-Guid { [Cmdletbinding()] [OutputType([bool])] param ( [Parameter(Mandatory = $true)] [AllowEmptyString()] [string] $InputObject ) process { return [guid]::TryParse($InputObject, $([ref][guid]::Empty)) } } |