HTTPClient跨域访问 ——put请求

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#.net #api #asp.net

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本文介绍了如何在ASP.NET中使用HTTPClient进行PUT请求，包括无参数和带模型参数的情况。示例代码展示了如何设置请求头并发送PUT请求，以实现API的数据更新功能。

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#region PUT请求
/// <summary>
/// Put请求
/// </summary>
/// <param name="url">api的Controller/Action</param>
/// <param name="id">信息标识</param>
/// <returns></returns>
public string PUT(string url, string id)
{
HttpClient httpClient = new HttpClient();
httpClient.DefaultRequestHeaders.Add("KeepAlive", "false");
var result = httpClient.PutAsync(apiurl + url + "?id=" + id, null).Result.Content.ReadAsStringAsync().Result;
return result;
}

/// <summary>
/// Put请求
/// </summary>
/// <param name="url">api的Controller/Action</param>
/// <param name="id">信息标识</param>
/// <param name="model">模板</param>
/// <returns></returns>
public string PUT<T>(string url, string id, [FromBody]T model)
{
HttpClient httpClient = new HttpClient();
httpClient.DefaultRequestHeaders.Add("KeepAlive", "false");
var requestJson = JsonConvert.SerializeObject(model);
HttpContent httpcontent = new StringContent(requestJson);
httpcontent.Headers.ContentType = new MediaTypeHeaderValue("application/json");
var result = httpClient.PutAsync(apiurl + url + "?id=" + id, httpcontent).Result.Content.ReadAsStringAsync().Result;
return result;
}
#endregion