get-childitem C:\temp\ -exclude *.svn-base,".svn" -recurse | foreach ($_) {remove-item $_.fullname}

哪些提示我非常频繁地这样：

Confirm
The item at C:\temp\f\a\d has children and the Recurse parameter was not specified. If you continue,all children will be removed with the item. Are you sure you want to continue?
[Y] Yes  [A] Yes to All  [N] No  [L] No to All  [S] Suspend  [?] Help (default is "Y"):

如何自动设置为“A”？