function Get-FriendlyUnit{
<#
.SYNOPSIS Convert numbers into smaller binary multiples
.DESCRIPTION The function accepts a value and will convert it
into the biggest binary unit available.
.NOTES Author: Luc Dekens
.PARAMETER Value
The value you want to convert.
This number must be positive.
.PARAMETER IEC
A switch to indicate if the function shall return the IEC
unit names, or the more commonly used unit names.
The default is to use the commonly used unit names.
.EXAMPLE
PS> Get-FriendlyUnit -Value 123456
.EXAMPLE
PS> 123456 | Get-FriendlyUnit -IEC
.EXAMPLE
PS> Get-FriendlyUnit -Value 123456,789123, 45678
#>
param(
[CmdletBinding()]
[parameter(Mandatory = $true, ValueFromPipeline = $true)]
[double[]]$Value,
[switch]$IEC
)
begin{
$OldUnits = "B","KB","MB","GB","TB","PB","EB","ZB","YB"
$IecUnits = "B","KiB","MiB","GiB","TiB","PiB","EiB","ZiB","YiB"
if($IEC){$units = $IecUnits}else{$units=$OldUnits}
}
process{
$Value | %{
if($_ -lt 0){
write-Error "Numbers must be positive."
break
}
if($value -gt 0){
$modifier = [math]::Floor([Math]::Log($_,1KB))
}
else{
$modifier = 0
}
New-Object PSObject -Property @{
Value = $_ / [math]::Pow(1KB,$modifier)
Unit = &{if($modifier -lt $units.Count){$units[$modifier]}else{"1KB E{0}" -f $modifier}}
}
}
}
}
foreach($vm in (Get-View -ViewType VirtualMachine -Property Name,'LayoutEx.File')){
$vm.LayoutEx.File |
Select @{N='VM';E={$vm.Name}},
@{N='Name';E={$_.Name.Split(' ')[1].Split('/')[1]}},
@{N='Path';E={$_.Name}},
@{N='FileType';E={$_.Type}},
@{N='Datastore';E={$_.Name.Split(']')[0].TrimStart('[')}},
@{N='Size';E={
$val = Get-FriendlyUnit -Value $_.Size
"{0:n2} {1}" -f $val.Value,$val.Unit
}}
}
