Received an invalid response. Origin 'null' is therefore not allowed access.
今天在做二級聯動，使用ajax請求xml數據，在用ie8與chrome做測試時就出現了這句話，看到網上也有說跨域等其他，更改瀏覽器等......
我的解決方法：我把它放在iis服務器進行測試，請求數據就正常了！
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Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'http://localhost:8000' is therefore not allowed a
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