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在html页面加入以下代码:
<meta http-equiv="Access-Control-Allow-Origin" content="*">
在java后端代码的接口中加入
response.setHeader("Access-Control-Allow-Origin", "*");
/*星号表示所有的域都可以接受,*/
response.setHeader("Access-Control-Allow-Methods", "GET,POST");
示例如下:
/**
* 课程管理展示页
* @param
* @param request
* @param response
* @throws
*/
@RequestMapping(value = "/curriculumlist", method = RequestMethod.GET)
public @ResponseBody Map curriculumlist(HttpServletRequest request,HttpServletResponse response) throws Exception {
response.setHeader("Access-Control-Allow-Origin", "*");
/*星号表示所有的域都可以接受,*/
response.setHeader("Access-Control-Allow-Methods", "GET,POST");
LinkedHashMap<String, Object> jsonMap = new LinkedHashMap<String, Object>();
List list = this.sportservice.curriculumlist();
jsonMap.put("message", "success");
jsonMap.put("list", list);
return jsonMap;
}
现在可以正常访问接口取到数据了,页面不会再报跨域的错误