logfolder.ps1

function Get-LogFolder
{
[cmdletbinding()]
Param(
    [string]$LogFolder = "c:\temp"
    ,
    [string]$SWfolder = "\subfolder"
)
    $LogFolder += "$SWfolder\$(get-date -Format yyMMddHHmm)"
    Write-Verbose -Message "Logfolder is '$LogFolder'"
    New-Item -ItemType Directory -Force -Path $LogFolder
    return $LogFolder
}