response.setHeader("Access-Control-Allow-Origin", "*"); //设置允许任何域名跨域访问
response.setHeader("Access-Control-Allow-Origin", "http://localhost:8080/");//设置指定域访问
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response.setHeader("Access-Control-Allow-Origin", "*"); //设置允许任何域名跨域访问
response.setHeader("Access-Control-Allow-Origin", "http://localhost:8080/");//设置指定域访问
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