大神好，跨域问题怎么解决呢，谢谢

[qiuqingpo]

Access to fetch at 'http://127.0.0.1:8021/api/admin/login' from origin 'http://localhost:8002' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource. If an opaque response serves your needs, set the request's mode to 'no-cors' to fetch the resource with CORS disabled.

[qiuqingpo]

sorry , 是我配置错了，已经解决了。谢谢大神