Daniel Scott-Raynsford • 4/6/2019

Allow Integer Parameter to Accept Null in a PowerShell Function

This technical article details a solution for allowing a mandatory integer parameter in a PowerShell function to accept null values. It demonstrates using the [AllowNull()] attribute and the [Nullable[System.Int32]] type from .NET, providing a practical code example for managing VLAN IDs on a virtual network adapter.

0 comments

#function parameters #Powershell #Nullable Types