跨域问题 has been blocked by CORS policy: No ‘Access-Control-Allow-Origin‘ header is

错误信息

has been blocked by CORS policy: No 'Access-Control-Allow-Origin'
 header is present on the requested resource.

意思是:cors阻止了你请求的资源(跨域问题);

解决方法:

spring项目在相应方法上加上这个注解

@CrossOrigin

跨域问题 has been blocked by CORS policy: No ‘Access-Control-Allow-Origin‘ header is_第1张图片
这样这个错误就解决了。希望可以有所帮助!

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