FolderSize

gistfile1.txt

param(
    [string]$Path = (Get-Location).Path
)

$totalBytes = 0
$results = Get-ChildItem -LiteralPath $Path -Directory | ForEach-Object {
    $size = (Get-ChildItem -LiteralPath $_.FullName -Recurse -File -ErrorAction SilentlyContinue |
        Measure-Object -Property Length -Sum).Sum
    $totalBytes += $size
    [PSCustomObject]@{
        Name = $_.Name
        SizeMB = if ($size) { [math]::Round($size / 1MB, 2) } else { 0 }
        SizeGB = if ($size) { [math]::Round($size / 1GB, 2) } else { 0 }
    }
} | Sort-Object SizeMB -Descending

$results + [PSCustomObject]@{
    Name = 'TOTAL'
    SizeMB = [math]::Round($totalBytes / 1MB, 2)
    SizeGB = [math]::Round($totalBytes / 1GB, 2)
} | Format-Table -AutoSize