nginx domain name 301 redirect rewrite jump no www jump to www

Seerver {i Listen 80;

server_name www.xxx.com xxx.com;
if ($ host = xxx.com) {
rwrite ^/(.*) $ Http://www.xxx.com/ $1 Permanent;
}

error_page 502 503 504 /50x.html ;
local = /50x.html {
root html; set_header X-Real-IP $ remote_addr;
proxy_set_header
The above introduces nginx domain name 301 redirection, rewrite jump, no www jump to www, including the content, I hope it will be helpful to friends who are interested in PHP tutorials.