275423729

102 经验值

No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'http://localhost:8080' is therefore not allowed access.、

这提示是不允许你跨域啊。你的API服务器不允许跨域。要在文件头加上允许跨域的代码。
response.setHeader("Access-Control-Allow-Origin", "*");