Nginx开启访问日志但不记录图片css、js的方法

log_format  access  '$remote_addr - $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" $http_x_forwarded_for';
location ~ .*\.(gif|jpg|jpeg|png|bmp|swf)$ {
expires      30d;
access_log off;
}
location ~ .*\.(js|css)?$ {
expires      1d;
access_log off;
}
access_log  /www/logs/9enjoy.com.log access;