Check this out:
http://nginx.org/en/docs/http/ngx_http_rewrite_module.html#rewrite

On Sun, May 24, 2015 at 3:17 AM, escavern <nginx-forum@nginx.us> wrote:

> Hi guys, i really need some help here. I plan to move my forum from the
> root
> domain to a subfolder named "/forum"
>
> I need to rewrite from:
> www.mywebsite.com/showthread.php?t=123456
>
> To
>
> www.mywebsite.com/forum/showthread.php?t=123456
>
> I hope you guys can help me to find out the rewrite rules.
> Thank you!
>
> Posted at Nginx Forum:
> http://forum.nginx.org/read.php?2,259077,259077#msg-259077
>
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