newtonsoft.json日期转化器

格式化日期

DateTimeJsonConvert.cs

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

namespace NewtonsoftStudy01
{
   
    /// <summary>
    /// 日期转化器
    /// </summary>
    public class DateTimeJsonConvert : JsonConverter
    {
   
        private readonly string _dateTimeFormat;

        /// <summary>
        /// 构造函数注入
        /// </summary>
        /// <param name="dateTimeFormat"></param>
        public DateTimeJsonConvert(string dateTimeFormat)
        {
   
            _dateTimeFormat = dateTimeFormat;
        }

        /// <summary>
        /// 写入json
        /// </summary>
        /// <param name="writer"></param>
        /// <param name="value"></param>
        /// <param name="serializer"></param>
        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
        {
   
            if