encodeURIComponent() 函数_百度百科 (baidu.com)标签:decode,UTF,String,前端,逗号,titles,字符串,URLDecoder,传值 From: https://www.cnblogs.com/cjb1/p/16657027.html
//需要前端使用 encodeURIComponent(value); 编码,后端使用URLDecoder.decode(titles[i], "UTF-8"); 解码
String title=URLDecoder.decode(titles[i], "UTF-8");
String comment=URLDecoder.decode(comments[i], "UTF-8");