[arch-general] How to update all the VCS packages at the same time?

[郑文辉(Techlive Zheng)]

2012/3/1 郑文辉(Techlive Zheng) <techlivezheng at gmail.com>:
> I have installed several VCS packages from AUR which the PKGBUILD has
> not been updated for a while, is there a way to force update them all
> together? By the way, I use yaourt, but I don't know if there is a
> option can do that.
>
> Thanks

Sorry for the noise, I think I may found answer with the --devel
option of yaourt.