c# Http下载文件
2021-05-04 18:29
标签：str request 文件写入 数据 下载 nload size 发送请求 设置 c# Http下载文件 标签：str request 文件写入 数据 下载 nload size 发送请求 设置 原文地址：http://www.cnblogs.com/happyyb/p/7699484.html
///
/// Http下载文件
///
public void HttpDownloadFile(string url, string path)
{
// 设置参数
HttpWebRequest request = WebRequest.Create(url) as HttpWebRequest;
//发送请求并获取相应回应数据
HttpWebResponse response = request.GetResponse() as HttpWebResponse;
//直到request.GetResponse()程序才开始向目标网页发送Post请求
Stream responseStream = response.GetResponseStream();
//创建本地文件写入流
Stream stream = new FileStream(path, FileMode.Create);
byte[] bArr = new byte[1024];
int size = responseStream.Read(bArr, 0, (int)bArr.Length);
while (size > 0)
{
stream.Write(bArr, 0, size);
size = responseStream.Read(bArr, 0, (int)bArr.Length);
}
stream.Close();
responseStream.Close();
}