No 'Access-Control-Allow-Origin' header is present on the requested resource.
今天做在线充值的时候，从主站系统请求财务系统的资源的时候出现： 很久之前也遇到过ajax跨域请求的问题，但是忘了，嘻嘻，所以今天正好记录一下： 什么是跨域？？？ 举个栗子：在A网站中，我们希望使用Ajax来获得B网站中的特定内容。如果A网站与B网站不在同一个域中，那么就出现了跨域访问问题。你可以理解为两个域名之间不能跨过域名来发送请求或者请求数据，否则就是不安全的。跨域访问违反了同源策略，同源策略
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相关文章
- 1. No 'Access-Control-Allow-Origin' header is present on the requested resource
- 2. 跨域 No 'Access-Control-Allow-Origin' header is present on the requested resource
- 3. No ‘Access-Control-Allow-Origin‘ header is present on the requested resource.
- 4. No 'Access-Control-Allow-Origin' header is present on the requested resource.
- 5. 解决No 'Access-Control-Allow-Origin' header is present on the requested resource问题
- 6. "No 'Access-Control-Allow-Origin' header is present on the requested resource" 问题
- 7. No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'null'
- 8. 解决“No 'Access-Control-Allow-Origin' header is present on the requested resource”
- 9. 解决跨域No 'Access-Control-Allow-Origin' header is present on the requested resource.
- 10. 跨域 No 'Access-Control-Allow-Origin' header is present on the requested resource.