遇到跨域问题：Access to XMLHttpRequest at 'http://toothless.vipgz2.idcfengye.com/user/vip/data' from origin 'http://localhost:8080' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource.
解决办法：在网关里添加配置：
spring: cloud: gateway: discovery: # 跨域 globalcors: corsConfigurations: '[/**]': allowedHeaders: "*" allowedOrigins: "*" allowedMethods: - GET POST DELETE PUT OPTION
header("Access-Control-Allow-Origin: *");
No 'Access-Control-Allow-Origin' header is present on the...
No 'Access-Control-Allow-Origin' header is present on the...
No 'Access-Control-Allow-Origin' header is present on the...
后台
解决：后端配置 Access-Control-Allow-Origin：*
The 'Access-Control-Allow-Origin' header contains multipl...
header('Access-Control-Allow-Origin:*'); header('Access-C...
header("Access-Control-Allow-Origin:http://127.0.0.1"); h...
报错问题 The value of the 'Access-Control-Allow-Origin' heade...
本文标题：No 'Access-Control-Allow-Origin'
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