{
  "Config": {
    "connectionString": "server=192.168.1.221;port=3306;uid=root;pwd=dlpos;database=posclient;charset=utf8;Allow User Variables=true;"
  },
  "taskTimes": {
    "printTaskTime": "0/3 * * * * ? *",
    //打印多久之前的数据：分钟
    "printBackTime": 30,
    //只保留最近几天的打印数据：天
    "saveHisDataDays": 3
  }
}