Powershell script to delete files from an SVN working copy that are neither version-controlled nor ignored. Roughly equivalent to git clean -f. Requires the command-line svn to be located in your %PATH%.

svn-clean.ps1

svn status |
    Select-String '^\?' |
    ForEach-Object {
        [Regex]::Match($_.Line, '^[^\s]*\s+(.*)$').Groups[1].Value
    } |
    Remove-Item -Recurse -Force -ErrorAction SilentlyContinue