newswan

powershell 比较简单

$sour = "D:\work"
$dtFormat = "yyyy-MM-dd"
$days = -7

Push-Location -Paht $sour

Get-ChildItem -Directory | ForEach-Object {
	$dt = [DateTime]::ParseExact( $_.name , $dtFormat , $null )
	if (  $dt -lt (Get-Date).AddDays( $days ) ) {
		Remove-Item -Path $_ -Recurse -Force
	}
}

Pop-Location
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