Servlet jquery 删除 操作2

xiaoxiao2026-06-06  17

后台 servlet 后台文件 String action =request.getParamer("action"); if(action==null||"".equals(action){ ...........;}else{ String s_id=request.getParamer("id"); if(s_id==null||"".equals(s_id)) { } else { try{ int id=Integer.parseInt(s_id); }catch(NumneicFormatException() { e.printStackTrace(); } try{ UserDAO dao=new UserDao(); boolean delSucc=dao.delUser(id); if(delSucc){ out.println("删除成功。"); }else { out.println("删除失败。"); } }catch(SQLException e) { out.println("数据库异常。。。"); } }}
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