Nginx允许跨域访问的配置问题 跨域问题： has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'http://dev2.lystrong.cn' is therefore not allowed access. 为跨域访问问题,可以在静态资源服务器A 配置允许跨域请求,nginx在配置中对应的location下添加上如下的设置： add_header 'Access-Control-Allow-Origin' '*'; add_header 'Access-Control-Allow-Credentials' 'true'; 重启nginx