场景:我的本地网页服务器无法访问本地的接口服务器接口提示一下错误:大致意思是:是一个跨域请求我的没有访问该地址的权限(接口服务器采用的是PHP编写) XMLHttpRequest cannot load http://localhost/mz/goods/getList. Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is prese…
在做项目时,用到axios,数据用post提交时,老是报错,错误提示为: Access to XMLHttpRequest at 'http://127.0.0.1:3000/api/add' from origin 'http://localhost:8080' has been blocked by CORS policy: Request header field content-type is not allowed by Access-Control-Allow-Headers in…