Visual Studio real clean

real-clean.ps1

$targetFolders = @('bin', 'obj', 'packages')

$startPath = "."

# Recursively get all directories that match the target folder names, case-sensitively.
Get-ChildItem -Path $startPath -Directory -Recurse | Where-Object {
    $dirName = $_.Name
    $targetFolders.Contains($dirName)
} | ForEach-Object {
    Write-Host "Deleting $($_.FullName)"
    Remove-Item $_.FullName -Recurse -Force
}