.net core 的跨域报错“has been blocked by CORS policy: No ‘Access-Control-Allow-Origin’ header is present on the requested resource.”
webapi单独项目,vue的项目需要调用webapi的接口,出现: \"has been blocked by CORS policy: No \'Access-Control-Allow-Origin\' header is present on the requested resource.\" 需要修改.net core webapi的Program.cs的跨域策略: region 跨域 buil