Net6Demo_Api/Net6Demo_Api.../Extention/Json.cs

using Newtonsoft.Json;
using Newtonsoft.Json.Converters;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Net6Demo_Api.Util
{
    public static partial class Extention
    {
        /// <summary>
        /// 将对象序列化成Json字符串
        /// </summary>
        /// <param name="obj">需要序列化的对象</param>
        /// <returns></returns>
        public static string ToJson(this object obj)
        {
            var timeConverter = new IsoDateTimeConverter { DateTimeFormat = "yyyy-MM-dd HH:mm:ss" };
            return JsonConvert.SerializeObject(obj, timeConverter);
        }

        /// <summary>
        /// 将对象序列化成Json字符串(需传入时间格式)
        /// </summary>
        /// <param name="obj">需要序列化的对象</param>
        /// <param name="datetimeformats">时间格式</param>
        /// <returns></returns>
        public static string ToJson(this object obj, string datetimeformats)
        {
            var timeConverter = new IsoDateTimeConverter { DateTimeFormat = datetimeformats };
            return JsonConvert.SerializeObject(obj, timeConverter);
        }

        /// <summary>
        /// 将Json字符串反序列化为对象
        /// </summary>
        /// <typeparam name="T">对象类型</typeparam>
        /// <param name="jsonStr">Json字符串</param>
        /// <returns></returns>
        public static T? ToObject<T>(this string jsonStr)
        {
            return string.IsNullOrEmpty(jsonStr) ? default(T) : JsonConvert.DeserializeObject<T>(jsonStr);
        }

        /// <summary>
        /// 将Json字符串反序列化为对象
        /// </summary>
        /// <param name="jsonStr">json字符串</param>
        /// <param name="type">对象类型</param>
        /// <returns></returns>
        public static object? ToObject(this string jsonStr, Type type)
        {
            return JsonConvert.DeserializeObject(jsonStr, type);
        }
    }
}