Access to XMLHttpRequest at ‘http://localhost:8082/sockjs-node/info?t=1610442684722’ from origin ‘http://localhost:8084’ has been blocked by CORS policy: No ‘Access-Control-Allow-Origin’ header is present on the requested resource.

背景: 当运行一个Vue项目时,出现该报错信息 解决办法: [$] 该报错信息主要是跨域的问题,通过仔细分析该 …