1 String jsonString = JSON.toJSONString(list,SerializerFeature.DisableCircularReferenceDetect);//禁止循环引用保护 String jsonString = JSON.toJSONString(list,SerializerFeature.WriteNullListAsEmpty);//将list返回值null转换为[]
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1 String jsonString = JSON.toJSONString(list,SerializerFeature.DisableCircularReferenceDetect);//禁止循环引用保护 String jsonString = JSON.toJSONString(list,SerializerFeature.WriteNullListAsEmpty);//将list返回值null转换为[]
转载于:https://www.cnblogs.com/chautumn/p/10423212.html