版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/github_35631540/article/details/80765963
错误日志如下:
Failed to load http://115.159.52.223:3000/user/admin-userLogin: The value of the 'Access-Control-Allow-Origin' header in the response must not be the wildcard '*' when the request's credentials mode is 'include'. Origin 'http://192.168.16.220:8000' is therefore not allowed access. The credentials mode of requests initiated by the XMLHttpRequest is controlled by the withCredentials attribute.
服务端编写如下:
原因为 使用axios 发起请求时 配置了参数
withCredentials: true,
去掉即可