Out-SelectorMenu.ps1

function Out-SelectorMenu {
    param (
        [Parameter(ValueFromPipeline=$true)]
        $InputObject,    
        [Parameter(Position=0)]
        $Title
    )
    begin {
        $_items = @()
    }
    process {
        if ($InputObject) {
            $_items += $InputObject
        }
    }
    end {
        Write-Host $Title
        Write-Host ($_items | ForEach-Object {$index=0} {$_; $index++} | Format-Table @{Label="Index";Expression={$index}; Width=5 }, * | Out-String)
        $selectionMade = $false
        $selection = $null
        do{
            $selection = Read-Host -Prompt "Make a selection by index ('c' to cancel)#"
            if ($selection -match '[0-9]+' -and [int]$selection -ge 0 -and [int]$selection -lt $_items.Count) {
                $selectionMade = $true
                break
            } elseif ($selection -and $selection.Trim() -like 'c') {
                break
            }
        } while ($true)

        if ($selectionMade) {
            return $_items[$selection] | Select-Object -ExcludeProperty 'Index'
        }
    }
}