[PowerShell] Get-OnlineComputers

Function Get-OnlineComputers() {

    param(
        [switch]
        $AllProperties
        )

    $pingTest = $null

    If($AllProperties){
        $computers = Get-ADComputer -Filter {Enabled -eq $true} -Property * -SearchBase "<SearchBase OU>" -SearchScope Subtree
    }
    Else {
        $computers = Get-ADComputer -Filter {Enabled -eq $true} -SearchBase "<SearchBase OU>" -SearchScope Subtree
    }

    ForEach($computer in $computers) {

        $pingTest = Test-Connection -ComputerName $computer.Name -Count 1 -BufferSize 16 -AsJob
        $computer | Add-Member -NotePropertyName "PingJob" -NotePropertyValue $pingTest -Force
        $computer | Add-Member -NotePropertyName "PingReturn" -NotePropertyValue $null -Force

    }

    Get-Job | Wait-Job | Out-Null

    ForEach($computer in $computers){

        If($computer.PingReturn -eq $null){

            $computer.PingReturn = Receive-Job $computer.PingJob

        }

    }

    Get-Job | Remove-Job
    $computers = $computers | Where-Object {$_.PingReturn.StatusCode -eq 0} | Select-Object -Property * -ExcludeProperty PingJob,PingReturn
    $computers
}