首页 ISBN图书书号查询 ISBN图书书号查询示例代码 ISBN书号查询[C#]

ISBN书号查询示例代码C#

接口地址：https://www.jisuapi.com/api/isbn/
作者： 阅读数：1146 上传时间：2025-04-02

ISBN书号查询

using System;
using System.Net.Http;
using System.Threading.Tasks;
using Newtonsoft.Json.Linq;

//await Isbn.QueryAsync("9787212058937");
class Isbn
{
    // 替换成你的AppKey
    private const string AppKey = "YOUR_APPKEY_HERE";

    public static async Task QueryAsync(string isbn)
    {
        try
        {
            using (HttpClient client = new HttpClient())
            {
                // 构造请求URL
                string url = $"https://api.jisuapi.com/isbn/query?appkey={AppKey}&isbn={isbn}";

                // 发送GET请求
                HttpResponseMessage response = await client.GetAsync(url);
                
                // 确保成功响应
                response.EnsureSuccessStatusCode();

                // 读取响应内容
                string responseBody = await response.Content.ReadAsStringAsync();
                JObject result = JObject.Parse(responseBody);

                // 处理API返回状态
                if ((int)result["status"] == 0)
                {
                    // 解析信息
					JToken data = result["result"];	
                    Console.WriteLine(data["title"]+" "+data["subtitle"]+" "+data["pic"]+" "+data["author"]+" "+data["summary"]);
					Console.WriteLine(data["publisher"]+" "+data["pubplace"]+" "+data["pubdate"]+" "+data["page"]+" "+data["price"]);
					Console.WriteLine(data["binding"]+" "+data["isbn"]+" "+data["isbn10"]+" "+data["keyword"]+" "+data["cip"]);
					Console.WriteLine(data["edition"]+" "+data["impression"]+" "+data["language"]+" "+data["format"]+" "+data["class"]);
                }
                else
                {
                    Console.WriteLine($"查询失败：{result["status"]} {result["msg"]}");
                }
            }
        }
        catch (HttpRequestException ex)
        {
            Console.WriteLine($"请求异常：{ex.Message}");
        }
        catch (Exception ex)
        {
            Console.WriteLine($"发生错误：{ex.Message}");
        }
    }
	
	static async Task Main(string[] args)
    {
        //await QueryAsync("9787212058937");
    }
}