在本地用ajax跨域访问请求时报错:
No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'http://localhost:8080' is therefore not allowed access.
查了一翻资料,发现原来...
js跨域访问提示错误:XMLHttpRequest cannot load http://...... No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'null' is therefore not allowed access.
解决方...
用angular发起http.get(),访问后端web API要数据,结果chrome报错:跨域了
Access to XMLHttpRequest at 'http://127.0.0.1:3000/XXX' from origin 'http://127.0.0.1:4200' has been blocked by CORS policy: N...
NO 'Access-Control-Allow-Origin' header is present on the requested resource.Origin'http://localhost:11000' is therfore not allowed access'
1、原因:浏览器的同源策略不允许跨域访问,所谓同源策略是指...
1. 直接步入主题,遇到的问题如下
Access to XMLHttpRequest at ‘http://localhost:8080/ycbike_back/findbike.action’ from origin ‘http://localhost’ has been blocked by CORS policy...
写在前面
“the origin server did not find a current representation for the target resource or is not willing to disclose that one exists.”,在web开发的过程中,看到这一段错误提示,不管是在入门阶...