ASP.NET CORE 2.2 因外键设置的双向导航对象序列化报 循环错误问题的解决
报错如下:
设置的示例:
解决方案:
在Startup.cs文件中,增加如下代码:
services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_2) .AddJsonOptions(options => { options.SerializerSettings.ReferenceLoopHandling = Newtonsoft.Json.ReferenceLoopHandling.Ignore; //json序列化时,避免死循环 options.SerializerSettings.ContractResolver = new Newtonsoft.Json.Serialization.DefaultContractResolver(); options.SerializerSettings.DateFormatString = "yyyy-MM-dd HH:mm:ss"; });