一、FastJSON
1. Object 转 JSON字符串
String periodjson = JSON.toJSONString(period, SerializerFeature.WriteNullStringAsEmpty,SerializerFeature.WriteNullNumberAsZero);
一、FastJSON
1. Object 转 JSON字符串
String periodjson = JSON.toJSONString(period, SerializerFeature.WriteNullStringAsEmpty,SerializerFeature.WriteNullNumberAsZero);