async-Task<ActionResult> publicasyncTask<ActionResult> DownloadImage(stringmediaId) {stringaccessToken =string.Empty;stringfile =string.Empty;stringcontent =string.Empty;stringstrpath =string.Empty;stringsavepath =string.Empty;stringstUrl =string.Empty; HttpWebRequest req=(HttpWebRequest)HttpWebRequest.Cr...
在 .NET Framework 有两个不同的异步方法,一个是 Asynchronous Programming Model (APM) 另一个是 T...
- 返回类型:`Task<string>`,表示异步操作的结果是一个字符串。 2. `GetByteArrayAsync` 方法: - 使用场景:当您需要从远程服务器获取二进制数据时,例如图像、音频或其他二进制文件时,可以使用 `GetByteArrayAsync` 方法。 - 返回类型:`Task<byte[]>`,表示异步操作的结果是一个字节数组。 3. `GetStreamAsync...
确保在调用GetStringAsync方法时使用await关键字。 下面是一个使用HttpClient的GetStringAsync方法的示例: public async Task<ActionResult> Index() { HttpClient client = new HttpClient(); string url = "http://example.com/api/getdata"; string result = await client.GetStringAsync(url); // 处理返回的数...
1 public class Home2Controller : Controller 2 { 3 4 /// 5 /// 该方法为主方法,用于调用下面的F1-F5的方法 6 /// 7 /// <returns></returns> 8 public async Task<IActionResult> Index() 9 { 10 await F1Async(); 11 await F2Async(); 12 await F3Async(); 13 await F4Async(); 1...
public async Task<ActionResult> AwaitDemo() { var responseHtml = GetResponseHtml return Content(responseHtml); } private string GetResponseHtml(string url) { return GetResponseContentAsync(url).Result; } private async Task<string> GetResponseContentAsync(string url) ...
private HttpClient _client = new HttpClient(); async Task<List<string>> GetBothAsync(string url1, string url2){ var result = new List<string>(); var task1 = GetOneAsync(result, url1); var task2 = GetOneAsync(result, url2); await Task.WhenAll(task1, task2); return result;} asyn...
publicasyncTask<ActionResult> BlogPostInfo(stringblogApp,intblogId,intpostId, Guid blogUserGuid) {//7个方法无关联的方法调用} 如果通过async/await实现了这7个方法的并行,性能将会提高几倍,真是一个意外的惊喜! 惊喜之后,则要面对这样一个问题——如何以最低的成本实现?
public async Task<IActionResult> OnPostAsync() { /// more code /// Inside of the method I cannot use:复制 string pic = Request.Form["Upload"]; // does not work if (pic == null)... /// tried if (string.IsNullOrEmpty(pic) ... // however I can use if (Upload == null).....
Task<System.Models.Staff>' to 'System..Models.Staff' Cannot convert from 'System.Web.Mvc.ActionResult' to 'string' Cannot convert IQueryable<> to IEnumerable<> Cannot convert type 'System.Collections.Generic.KeyValuePair<string,object>' to 'Alqadhi.Data.Models.Employee' Cannot convert type '...