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Json.net 常用使用小结
阅读量:4598 次
发布时间:2019-06-09

本文共 31475 字,大约阅读时间需要 104 分钟。

using System;using System.Linq;using System.Collections.Generic;namespace microstore{    public interface IPerson    {        string FirstName        {            get;            set;        }        string LastName        {            get;            set;        }        DateTime BirthDate        {            get;            set;        }    }    public class Employee : IPerson    {        public string FirstName        {            get;            set;        }        public string LastName        {            get;            set;        }        public DateTime BirthDate        {            get;            set;        }        public string Department        {            get;            set;        }        public string JobTitle        {            get;            set;        }    }    public class PersonConverter : Newtonsoft.Json.Converters.CustomCreationConverter
{ //重写abstract class CustomCreationConverter
的Create方法 public override IPerson Create(Type objectType) { return new Employee(); } } public partial class testjson : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { //if (!IsPostBack) // TestJson(); } #region 序列化 public string TestJsonSerialize() { Product product = new Product(); product.Name = "Apple"; product.Expiry = DateTime.Now.AddDays(3).ToString("yyyy-MM-dd hh:mm:ss"); product.Price = 3.99M; //product.Sizes = new string[] { "Small", "Medium", "Large" }; //string json = Newtonsoft.Json.JsonConvert.SerializeObject(product); //没有缩进输出 string json = Newtonsoft.Json.JsonConvert.SerializeObject(product, Newtonsoft.Json.Formatting.Indented); //string json = Newtonsoft.Json.JsonConvert.SerializeObject( // product, // Newtonsoft.Json.Formatting.Indented, // new Newtonsoft.Json.JsonSerializerSettings { NullValueHandling = Newtonsoft.Json.NullValueHandling.Ignore } //); return string.Format("

{0}

", json); } public string TestListJsonSerialize() { Product product = new Product(); product.Name = "Apple"; product.Expiry = DateTime.Now.AddDays(3).ToString("yyyy-MM-dd hh:mm:ss"); product.Price = 3.99M; product.Sizes = new string[] { "Small", "Medium", "Large" }; List
plist = new List
(); plist.Add(product); plist.Add(product); string json = Newtonsoft.Json.JsonConvert.SerializeObject(plist, Newtonsoft.Json.Formatting.Indented); return string.Format("

{0}

", json); } #endregion #region 反序列化 public string TestJsonDeserialize() { string strjson = "{\"Name\":\"Apple\",\"Expiry\":\"2014-05-03 10:20:59\",\"Price\":3.99,\"Sizes\":[\"Small\",\"Medium\",\"Large\"]}"; Product p = Newtonsoft.Json.JsonConvert.DeserializeObject
(strjson); string template = @"

  • {0}
  • {1}
  • {2}
  • {3}

"; return string.Format(template, p.Name, p.Expiry, p.Price.ToString(), string.Join(",", p.Sizes)); } public string TestListJsonDeserialize() { string strjson = "{\"Name\":\"Apple\",\"Expiry\":\"2014-05-03 10:20:59\",\"Price\":3.99,\"Sizes\":[\"Small\",\"Medium\",\"Large\"]}"; List
plist = Newtonsoft.Json.JsonConvert.DeserializeObject
>(string.Format("[{0},{1}]", strjson, strjson)); string template = @"

  • {0}
  • {1}
  • {2}
  • {3}

"; System.Text.StringBuilder strb = new System.Text.StringBuilder(); plist.ForEach(x => strb.AppendLine( string.Format(template, x.Name, x.Expiry, x.Price.ToString(), string.Join(",", x.Sizes)) ) ); return strb.ToString(); } #endregion #region 自定义反序列化 public string TestListCustomDeserialize() { string strJson = "[ { \"FirstName\": \"Maurice\", \"LastName\": \"Moss\", \"BirthDate\": \"1981-03-08T00:00Z\", \"Department\": \"IT\", \"JobTitle\": \"Support\" }, { \"FirstName\": \"Jen\", \"LastName\": \"Barber\", \"BirthDate\": \"1985-12-10T00:00Z\", \"Department\": \"IT\", \"JobTitle\": \"Manager\" } ] "; List
people = Newtonsoft.Json.JsonConvert.DeserializeObject
>(strJson, new PersonConverter()); IPerson person = people[0]; string template = @"

  • 当前List
    [x]对象类型:{0}
  • FirstName:{1}
  • LastName:{2}
  • BirthDate:{3}
  • Department:{4}
  • JobTitle:{5}

"; System.Text.StringBuilder strb = new System.Text.StringBuilder(); people.ForEach(x => strb.AppendLine( string.Format( template, person.GetType().ToString(), x.FirstName, x.LastName, x.BirthDate.ToString(), ((Employee)x).Department, ((Employee)x).JobTitle ) ) ); return strb.ToString(); } #endregion #region 反序列化成Dictionary public string TestDeserialize2Dic() { //string json = @"{""key1"":""zhangsan"",""key2"":""lisi""}"; //string json = "{\"key1\":\"zhangsan\",\"key2\":\"lisi\"}"; string json = "{key1:\"zhangsan\",key2:\"lisi\"}"; Dictionary
dic = Newtonsoft.Json.JsonConvert.DeserializeObject
>(json); string template = @"
  • key:{0},value:{1}
  • "; System.Text.StringBuilder strb = new System.Text.StringBuilder(); strb.Append("Dictionary
    长度" + dic.Count.ToString() + "
      "); dic.AsQueryable().ToList().ForEach(x => { strb.AppendLine(string.Format(template, x.Key, x.Value)); }); strb.Append("
    "); return strb.ToString(); } #endregion #region NullValueHandling特性 public class Movie { public string Name { get; set; } public string Description { get; set; } public string Classification { get; set; } public string Studio { get; set; } public DateTime? ReleaseDate { get; set; } public List
    ReleaseCountries { get; set; } } ///
    /// 完整序列化输出 /// public string CommonSerialize() { Movie movie = new Movie(); movie.Name = "Bad Boys III"; movie.Description = "It's no Bad Boys"; string included = Newtonsoft.Json.JsonConvert.SerializeObject( movie, Newtonsoft.Json.Formatting.Indented, //缩进 new Newtonsoft.Json.JsonSerializerSettings { } ); return included; } ///
    /// 忽略空(Null)对象输出 /// ///
    public string IgnoredSerialize() { Movie movie = new Movie(); movie.Name = "Bad Boys III"; movie.Description = "It's no Bad Boys"; string included = Newtonsoft.Json.JsonConvert.SerializeObject( movie, Newtonsoft.Json.Formatting.Indented, //缩进 new Newtonsoft.Json.JsonSerializerSettings { NullValueHandling = Newtonsoft.Json.NullValueHandling.Ignore } ); return included; } #endregion public class Product { public string Name { get; set; } public string Expiry { get; set; } public Decimal Price { get; set; } public string[] Sizes { get; set; } } #region DefaultValueHandling默认值 public class Invoice { public string Company { get; set; } public decimal Amount { get; set; } // false is default value of bool public bool Paid { get; set; } // null is default value of nullable public DateTime? PaidDate { get; set; } // customize default values [System.ComponentModel.DefaultValue(30)] public int FollowUpDays { get; set; } [System.ComponentModel.DefaultValue("")] public string FollowUpEmailAddress { get; set; } } public void GG() { Invoice invoice = new Invoice { Company = "Acme Ltd.", Amount = 50.0m, Paid = false, FollowUpDays = 30, FollowUpEmailAddress = string.Empty, PaidDate = null }; string included = Newtonsoft.Json.JsonConvert.SerializeObject( invoice, Newtonsoft.Json.Formatting.Indented, new Newtonsoft.Json.JsonSerializerSettings { } ); // { // "Company": "Acme Ltd.", // "Amount": 50.0, // "Paid": false, // "PaidDate": null, // "FollowUpDays": 30, // "FollowUpEmailAddress": "" // } string ignored = Newtonsoft.Json.JsonConvert.SerializeObject( invoice, Newtonsoft.Json.Formatting.Indented, new Newtonsoft.Json.JsonSerializerSettings { DefaultValueHandling = Newtonsoft.Json.DefaultValueHandling.Ignore } ); // { // "Company": "Acme Ltd.", // "Amount": 50.0 // } } #endregion #region JsonIgnoreAttribute and DataMemberAttribute 特性 public string OutIncluded() { Car car = new Car { Model = "zhangsan", Year = DateTime.Now, Features = new List
    { "aaaa", "bbbb", "cccc" }, LastModified = DateTime.Now.AddDays(5) }; return Newtonsoft.Json.JsonConvert.SerializeObject(car, Newtonsoft.Json.Formatting.Indented); } public string OutIncluded2() { Computer com = new Computer { Name = "zhangsan", SalePrice = 3999m, Manufacture = "red", StockCount = 5, WholeSalePrice = 34m, NextShipmentDate = DateTime.Now.AddDays(5) }; return Newtonsoft.Json.JsonConvert.SerializeObject(com, Newtonsoft.Json.Formatting.Indented); } public class Car { // included in JSON public string Model { get; set; } public DateTime Year { get; set; } public List
    Features { get; set; } // ignored [Newtonsoft.Json.JsonIgnore] public DateTime LastModified { get; set; } } //在nt3.5中需要添加System.Runtime.Serialization.dll引用 [System.Runtime.Serialization.DataContract] public class Computer { // included in JSON [System.Runtime.Serialization.DataMember] public string Name { get; set; } [System.Runtime.Serialization.DataMember] public decimal SalePrice { get; set; } // ignored public string Manufacture { get; set; } public int StockCount { get; set; } public decimal WholeSalePrice { get; set; } public DateTime NextShipmentDate { get; set; } } #endregion #region IContractResolver特性 public class Book { public string BookName { get; set; } public decimal BookPrice { get; set; } public string AuthorName { get; set; } public int AuthorAge { get; set; } public string AuthorCountry { get; set; } } public void KK() { Book book = new Book { BookName = "The Gathering Storm", BookPrice = 16.19m, AuthorName = "Brandon Sanderson", AuthorAge = 34, AuthorCountry = "United States of America" }; string startingWithA = Newtonsoft.Json.JsonConvert.SerializeObject( book, Newtonsoft.Json.Formatting.Indented, new Newtonsoft.Json.JsonSerializerSettings { ContractResolver = new DynamicContractResolver('A') } ); // { // "AuthorName": "Brandon Sanderson", // "AuthorAge": 34, // "AuthorCountry": "United States of America" // } string startingWithB = Newtonsoft.Json.JsonConvert.SerializeObject( book, Newtonsoft.Json.Formatting.Indented, new Newtonsoft.Json.JsonSerializerSettings { ContractResolver = new DynamicContractResolver('B') } ); // { // "BookName": "The Gathering Storm", // "BookPrice": 16.19 // } } public class DynamicContractResolver : Newtonsoft.Json.Serialization.DefaultContractResolver { private readonly char _startingWithChar; public DynamicContractResolver(char startingWithChar) { _startingWithChar = startingWithChar; } protected override IList
    CreateProperties(Type type, Newtonsoft.Json.MemberSerialization memberSerialization) { IList
    properties = base.CreateProperties(type, memberSerialization); // only serializer properties that start with the specified character properties = properties.Where(p => p.PropertyName.StartsWith(_startingWithChar.ToString())).ToList(); return properties; } } #endregion //... }}
    #region Serializing Partial JSON Fragment Example        public class SearchResult        {            public string Title { get; set; }            public string Content { get; set; }            public string Url { get; set; }        }        public string SerializingJsonFragment()        {            #region            string googleSearchText = @"{                'responseData': {                    'results': [{                        'GsearchResultClass': 'GwebSearch',                        'unescapedUrl': 'http://en.wikipedia.org/wiki/Paris_Hilton',                        'url': 'http://en.wikipedia.org/wiki/Paris_Hilton',                        'visibleUrl': 'en.wikipedia.org',                        'cacheUrl': 'http://www.google.com/search?q=cache:TwrPfhd22hYJ:en.wikipedia.org',                        'title': 'Paris Hilton - Wikipedia, the free encyclopedia',                        'titleNoFormatting': 'Paris Hilton - Wikipedia, the free encyclopedia',                        'content': '[1] In 2006, she released her debut album...'                    },                    {                        'GsearchResultClass': 'GwebSearch',                        'unescapedUrl': 'http://www.imdb.com/name/nm0385296/',                        'url': 'http://www.imdb.com/name/nm0385296/',                        'visibleUrl': 'www.imdb.com',                        'cacheUrl': 'http://www.google.com/search?q=cache:1i34KkqnsooJ:www.imdb.com',                        'title': 'Paris Hilton',                        'titleNoFormatting': 'Paris Hilton',                        'content': 'Self: Zoolander. Socialite Paris Hilton...'                    }],                    'cursor': {                        'pages': [{                            'start': '0',                            'label': 1                        },                        {                            'start': '4',                            'label': 2                        },                        {                            'start': '8',                            'label': 3                        },                        {                            'start': '12',                            'label': 4                        }],                        'estimatedResultCount': '59600000',                        'currentPageIndex': 0,                        'moreResultsUrl': 'http://www.google.com/search?oe=utf8&ie=utf8...'                    }                },                'responseDetails': null,                'responseStatus': 200            }";            #endregion            Newtonsoft.Json.Linq.JObject googleSearch = Newtonsoft.Json.Linq.JObject.Parse(googleSearchText);            // get JSON result objects into a list            List
    listJToken = googleSearch["responseData"]["results"].Children().ToList(); System.Text.StringBuilder strb = new System.Text.StringBuilder(); string template = @"
    • Title:{0}
    • Content: {1}
    • Url:{2}
    "; listJToken.ForEach(x => { // serialize JSON results into .NET objects SearchResult searchResult = Newtonsoft.Json.JsonConvert.DeserializeObject
    (x.ToString()); strb.AppendLine(string.Format(template, searchResult.Title, searchResult.Content, searchResult.Url)); }); return strb.ToString(); } #endregion #region ShouldSerialize public class CC { public string Name { get; set; } public CC Manager { get; set; } //http://msdn.microsoft.com/en-us/library/53b8022e.aspx public bool ShouldSerializeManager() { // don't serialize the Manager property if an employee is their own manager return (Manager != this); } } public string ShouldSerializeTest() { //create Employee mike CC mike = new CC(); mike.Name = "Mike Manager"; //create Employee joe CC joe = new CC(); joe.Name = "Joe Employee"; joe.Manager = mike; //set joe'Manager = mike // mike is his own manager // ShouldSerialize will skip this property mike.Manager = mike; return Newtonsoft.Json.JsonConvert.SerializeObject(new[] { joe, mike }, Newtonsoft.Json.Formatting.Indented); } #endregion //驼峰结构输出(小写打头,后面单词大写) public string JJJ() { Product product = new Product { Name = "Widget", Expiry = DateTime.Now.ToString(), Price = 9.99m, Sizes = new[] { "Small", "Medium", "Large" } }; string json = Newtonsoft.Json.JsonConvert.SerializeObject( product, Newtonsoft.Json.Formatting.Indented, new Newtonsoft.Json.JsonSerializerSettings { ContractResolver = new Newtonsoft.Json.Serialization.CamelCasePropertyNamesContractResolver() } ); return json; //{ // "name": "Widget", // "expiryDate": "2010-12-20T18:01Z", // "price": 9.99, // "sizes": [ // "Small", // "Medium", // "Large" // ] //} } #region ITraceWriter public class Staff { public string Name { get; set; } public List
    Roles { get; set; } public DateTime StartDate { get; set; } } public void KKKK() { Staff staff = new Staff(); staff.Name = "Arnie Admin"; staff.Roles = new List
    { "Administrator" }; staff.StartDate = new DateTime(2000, 12, 12, 12, 12, 12, DateTimeKind.Utc); Newtonsoft.Json.Serialization.ITraceWriter traceWriter = new Newtonsoft.Json.Serialization.MemoryTraceWriter(); Newtonsoft.Json.JsonConvert.SerializeObject( staff, new Newtonsoft.Json.JsonSerializerSettings { TraceWriter = traceWriter, Converters = { new Newtonsoft.Json.Converters.JavaScriptDateTimeConverter() } } ); Console.WriteLine(traceWriter); // 2012-11-11T12:08:42.761 Info Started serializing Newtonsoft.Json.Tests.Serialization.Staff. Path ''. // 2012-11-11T12:08:42.785 Info Started serializing System.DateTime with converter Newtonsoft.Json.Converters.JavaScriptDateTimeConverter. Path 'StartDate'. // 2012-11-11T12:08:42.791 Info Finished serializing System.DateTime with converter Newtonsoft.Json.Converters.JavaScriptDateTimeConverter. Path 'StartDate'. // 2012-11-11T12:08:42.797 Info Started serializing System.Collections.Generic.List`1[System.String]. Path 'Roles'. // 2012-11-11T12:08:42.798 Info Finished serializing System.Collections.Generic.List`1[System.String]. Path 'Roles'. // 2012-11-11T12:08:42.799 Info Finished serializing Newtonsoft.Json.Tests.Serialization.Staff. Path ''. // 2013-05-18T21:38:11.255 Verbose Serialized JSON: // { // "Name": "Arnie Admin", // "StartDate": new Date( // 976623132000 // ), // "Roles": [ // "Administrator" // ] // } } #endregion public string TestReadJsonFromFile() { Linq2Json l2j = new Linq2Json(); Newtonsoft.Json.Linq.JObject jarray = l2j.GetJObject4(); return jarray.ToString(); }
    using System;using System.Collections.Generic;using System.Linq;using System.Web;namespace microstore{    public class Linq2Json    {        #region GetJObject        //Parsing a JSON Object from text         public Newtonsoft.Json.Linq.JObject GetJObject()        {            string json = @"{                              CPU: 'Intel',                              Drives: [                                'DVD read/writer',                                '500 gigabyte hard drive'                              ]                            }";            Newtonsoft.Json.Linq.JObject jobject = Newtonsoft.Json.Linq.JObject.Parse(json);            return jobject;        }        /*          * //example:=>         *             Linq2Json l2j = new Linq2Json();            Newtonsoft.Json.Linq.JObject jobject = l2j.GetJObject2(Server.MapPath("json/Person.json"));            //return Newtonsoft.Json.JsonConvert.SerializeObject(jobject, Newtonsoft.Json.Formatting.Indented);            return jobject.ToString();         */        //Loading JSON from a file        public Newtonsoft.Json.Linq.JObject GetJObject2(string jsonPath)        {            using (System.IO.StreamReader reader = System.IO.File.OpenText(jsonPath))            {                Newtonsoft.Json.Linq.JObject jobject = (Newtonsoft.Json.Linq.JObject)Newtonsoft.Json.Linq.JToken.ReadFrom(new Newtonsoft.Json.JsonTextReader(reader));                return jobject;            }        }        //Creating JObject        public Newtonsoft.Json.Linq.JObject GetJObject3()        {            List
    posts = GetPosts(); Newtonsoft.Json.Linq.JObject jobject = Newtonsoft.Json.Linq.JObject.FromObject(new { channel = new { title = "James Newton-King", link = "http://james.newtonking.com", description = "James Newton-King's blog.", item = from p in posts orderby p.Title select new { title = p.Title, description = p.Description, link = p.Link, category = p.Category } } }); return jobject; } /* { "channel": { "title": "James Newton-King", "link": "http://james.newtonking.com", "description": "James Newton-King's blog.", "item": [{ "title": "jewron", "description": "4546fds", "link": "http://www.baidu.com", "category": "jhgj" }, { "title": "jofdsn", "description": "mdsfan", "link": "http://www.baidu.com", "category": "6546" }, { "title": "jokjn", "description": "m3214an", "link": "http://www.baidu.com", "category": "hg425" }, { "title": "jon", "description": "man", "link": "http://www.baidu.com", "category": "goodman" }] } } */ //Creating JObject public Newtonsoft.Json.Linq.JObject GetJObject4() { List
    posts = GetPosts(); Newtonsoft.Json.Linq.JObject rss = new Newtonsoft.Json.Linq.JObject( new Newtonsoft.Json.Linq.JProperty("channel", new Newtonsoft.Json.Linq.JObject( new Newtonsoft.Json.Linq.JProperty("title", "James Newton-King"), new Newtonsoft.Json.Linq.JProperty("link", "http://james.newtonking.com"), new Newtonsoft.Json.Linq.JProperty("description", "James Newton-King's blog."), new Newtonsoft.Json.Linq.JProperty("item", new Newtonsoft.Json.Linq.JArray( from p in posts orderby p.Title select new Newtonsoft.Json.Linq.JObject( new Newtonsoft.Json.Linq.JProperty("title", p.Title), new Newtonsoft.Json.Linq.JProperty("description", p.Description), new Newtonsoft.Json.Linq.JProperty("link", p.Link), new Newtonsoft.Json.Linq.JProperty("category", new Newtonsoft.Json.Linq.JArray( from c in p.Category select new Newtonsoft.Json.Linq.JValue(c) ) ) ) ) ) ) ) ); return rss; } /* { "channel": { "title": "James Newton-King", "link": "http://james.newtonking.com", "description": "James Newton-King's blog.", "item": [{ "title": "jewron", "description": "4546fds", "link": "http://www.baidu.com", "category": ["j", "h", "g", "j"] }, { "title": "jofdsn", "description": "mdsfan", "link": "http://www.baidu.com", "category": ["6", "5", "4", "6"] }, { "title": "jokjn", "description": "m3214an", "link": "http://www.baidu.com", "category": ["h", "g", "4", "2", "5"] }, { "title": "jon", "description": "man", "link": "http://www.baidu.com", "category": ["g", "o", "o", "d", "m", "a", "n"] }] } } */ public class Post { public string Title { get; set; } public string Description { get; set; } public string Link { get; set; } public string Category { get; set; } } private List
    GetPosts() { List
    listp = new List
    () { new Post{Title="jon",Description="man",Link="http://www.baidu.com",Category="goodman"}, new Post{Title="jofdsn",Description="mdsfan",Link="http://www.baidu.com",Category="6546"}, new Post{Title="jewron",Description="4546fds",Link="http://www.baidu.com",Category="jhgj"}, new Post{Title="jokjn",Description="m3214an",Link="http://www.baidu.com",Category="hg425"} }; return listp; } #endregion #region GetJArray /* * //example:=> * Linq2Json l2j = new Linq2Json(); Newtonsoft.Json.Linq.JArray jarray = l2j.GetJArray(); return Newtonsoft.Json.JsonConvert.SerializeObject(jarray, Newtonsoft.Json.Formatting.Indented); //return jarray.ToString(); */ //Parsing a JSON Array from text public Newtonsoft.Json.Linq.JArray GetJArray() { string json = @"[ 'Small', 'Medium', 'Large' ]"; Newtonsoft.Json.Linq.JArray jarray = Newtonsoft.Json.Linq.JArray.Parse(json); return jarray; } //Creating JArray public Newtonsoft.Json.Linq.JArray GetJArray2() { Newtonsoft.Json.Linq.JArray array = new Newtonsoft.Json.Linq.JArray(); Newtonsoft.Json.Linq.JValue text = new Newtonsoft.Json.Linq.JValue("Manual text"); Newtonsoft.Json.Linq.JValue date = new Newtonsoft.Json.Linq.JValue(new DateTime(2000, 5, 23)); //add to JArray array.Add(text); array.Add(date); return array; } #endregion //待续... }}

    测试结果:

    <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="testjson.aspx.cs" Inherits="microstore.testjson" %>                

    序列化对象

    表现1:
    <%=TestJsonSerialize()%> <%=TestListJsonSerialize() %> 表现2:
    <%=TestListJsonSerialize2() %>

    反序列化对象

    单个对象

    <%=TestJsonDeserialize() %>

    多个对象

    <%=TestListJsonDeserialize() %>

    反序列化成数据字典Dictionary

    <%=TestDeserialize2Dic() %>

    自定义反序列化

    <%=TestListCustomDeserialize()%>

    序列化输出的忽略特性

    NullValueHandling特性忽略=>
    <%=CommonSerialize() %>
    <%=IgnoredSerialize()%>
    属性标记忽略=>
    <%=OutIncluded() %>
    <%=OutIncluded2() %>

    Serializing Partial JSON Fragments

    <%=SerializingJsonFragment() %>

    ShouldSerialize

    <%=ShouldSerializeTest() %>
    <%=JJJ() %>
    <%=TestReadJsonFromFile() %>

    显示:

     
     

    序列化对象

    表现1:

    { "Name": "Apple", "Expiry": "2014-05-04 02:08:58", "Price": 3.99, "Sizes": null }

    [ { "Name": "Apple", "Expiry": "2014-05-04 02:08:58", "Price": 3.99, "Sizes": [ "Small", "Medium", "Large" ] }, { "Name": "Apple", "Expiry": "2014-05-04 02:08:58", "Price": 3.99, "Sizes": [ "Small", "Medium", "Large" ] } ]

    表现2:

    [ { "Name": "Apple", "Expiry": "2014-05-04 02:08:58", "Price": 3.99, "Sizes": [ "Small", "Medium", "Large" ] }, { "Name": "Apple", "Expiry": "2014-05-04 02:08:58", "Price": 3.99, "Sizes": [ "Small", "Medium", "Large" ] } ]


    反序列化对象

    单个对象

     

    • Apple
    • 2014-05-03 10:20:59
    • 3.99
    • Small,Medium,Large

     

    多个对象

     

    • Apple
    • 2014-05-03 10:20:59
    • 3.99
    • Small,Medium,Large

     

     

    • Apple
    • 2014-05-03 10:20:59
    • 3.99
    • Small,Medium,Large

     

    反序列化成数据字典Dictionary

    Dictionary长度2
    • key:key1,value:zhangsan
    • key:key2,value:lisi

    自定义反序列化

     

    • 当前List[x]对象类型:microstore.Employee
    • FirstName:Maurice
    • LastName:Moss
    • BirthDate:1981-3-8 0:00:00
    • Department:IT
    • JobTitle:Support

     

     

    • 当前List[x]对象类型:microstore.Employee
    • FirstName:Jen
    • LastName:Barber
    • BirthDate:1985-12-10 0:00:00
    • Department:IT
    • JobTitle:Manager

     


    序列化输出的忽略特性

    NullValueHandling特性忽略=>
    { "Name": "Bad Boys III", "Description": "It's no Bad Boys", "Classification": null, "Studio": null, "ReleaseDate": null, "ReleaseCountries": null }
    { "Name": "Bad Boys III", "Description": "It's no Bad Boys" }
    属性标记忽略=>
    { "Model": "zhangsan", "Year": "2014-05-01T02:08:58.671875+08:00", "Features": [ "aaaa", "bbbb", "cccc" ] }
    { "Name": "zhangsan", "SalePrice": 3999.0 }

    Serializing Partial JSON Fragments

    • Title:Paris Hilton - Wikipedia, the free encyclopedia
    • Content: [1] In 2006, she released her debut album...
    • Url:http://en.wikipedia.org/wiki/Paris_Hilton
    • Title:Paris Hilton
    • Content: Self: Zoolander. Socialite Paris Hilton...
    • Url:http://www.imdb.com/name/nm0385296/

    ShouldSerialize

    [ { "Name": "Joe Employee", "Manager": { "Name": "Mike Manager" } }, { "Name": "Mike Manager" } ]
    { "name": "Widget", "expiry": "2014-5-1 2:08:58", "price": 9.99, "sizes": [ "Small", "Medium", "Large" ] }
    { "channel": { "title": "James Newton-King", "link": "http://james.newtonking.com", "description": "James Newton-King's blog.", "item": [ { "title": "jewron", "description": "4546fds", "link": "http://www.baidu.com", "category": [ "j", "h", "g", "j" ] }, { "title": "jofdsn", "description": "mdsfan", "link": "http://www.baidu.com", "category": [ "6", "5", "4", "6" ] }, { "title": "jokjn", "description": "m3214an", "link": "http://www.baidu.com", "category": [ "h", "g", "4", "2", "5" ] }, { "title": "jon", "description": "man", "link": "http://www.baidu.com", "category": [ "g", "o", "o", "d", "m", "a", "n" ] } ] } } 

    转载于:https://www.cnblogs.com/JuneZhang/p/5114439.html

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