70 lines
1.9 KiB
C#
70 lines
1.9 KiB
C#
using Newtonsoft.Json.Linq;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace Newtonsoft.Json.Tests.Documentation.Samples.Linq
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{
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public class QueryJson
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{
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public void Example()
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{
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#region Usage
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string json = @"{
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'channel': {
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'title': 'James Newton-King',
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'link': 'http://james.newtonking.com',
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'description': 'James Newton-King\'s blog.',
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'item': [
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{
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'title': 'Json.NET 1.3 + New license + Now on CodePlex',
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'description': 'Annoucing the release of Json.NET 1.3, the MIT license and the source on CodePlex',
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'link': 'http://james.newtonking.com/projects/json-net.aspx',
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'category': [
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'Json.NET',
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'CodePlex'
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]
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},
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{
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'title': 'LINQ to JSON beta',
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'description': 'Annoucing LINQ to JSON',
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'link': 'http://james.newtonking.com/projects/json-net.aspx',
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'category': [
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'Json.NET',
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'LINQ'
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]
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}
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]
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}
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}";
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JObject rss = JObject.Parse(json);
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string rssTitle = (string)rss["channel"]["title"];
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Console.WriteLine(rssTitle);
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// James Newton-King
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string itemTitle = (string)rss["channel"]["item"][0]["title"];
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Console.WriteLine(itemTitle);
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// Json.NET 1.3 + New license + Now on CodePlex
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JArray categories = (JArray)rss["channel"]["item"][0]["category"];
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Console.WriteLine(categories);
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// [
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// "Json.NET",
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// "CodePlex"
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// ]
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IList<string> categoriesText = categories.Select(c => (string)c).ToList();
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Console.WriteLine(string.Join(", ", categoriesText));
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// Json.NET, CodePlex
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#endregion
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}
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}
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}
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