WebClient.ResponseHeaders 属性
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
获取与响应关联的标头名称/值对集合。
public:
property System::Net::WebHeaderCollection ^ ResponseHeaders { System::Net::WebHeaderCollection ^ get(); };
public System.Net.WebHeaderCollection? ResponseHeaders { get; }
public System.Net.WebHeaderCollection ResponseHeaders { get; }
member this.ResponseHeaders : System.Net.WebHeaderCollection
Public ReadOnly Property ResponseHeaders As WebHeaderCollection
属性值
WebHeaderCollection,包含与响应关联的标头名称/值对;如果尚未收到任何响应,则为 null
。
示例
下面的代码示例下载并显示 ResponseHeaders 服务器返回的 。
// Obtain the WebHeaderCollection instance containing the header name/value pair from the response.
WebHeaderCollection^ myWebHeaderCollection = myWebClient->ResponseHeaders;
Console::WriteLine( "\nDisplaying the response headers\n" );
// Loop through the ResponseHeaders and display the header name/value pairs.
for ( int i = 0; i < myWebHeaderCollection->Count; i++ )
{
Console::WriteLine( "\t{0} = {1}", myWebHeaderCollection->GetKey( i ),
myWebHeaderCollection->Get( i ) );
}
// Obtain the WebHeaderCollection instance containing the header name/value pair from the response.
WebHeaderCollection myWebHeaderCollection = myWebClient.ResponseHeaders;
Console.WriteLine("\nDisplaying the response headers\n");
// Loop through the ResponseHeaders and display the header name/value pairs.
for (int i=0; i < myWebHeaderCollection.Count; i++)
Console.WriteLine ("\t" + myWebHeaderCollection.GetKey(i) + " = " + myWebHeaderCollection.Get(i));
' ResponseHeaders is a WebHeaderCollection instance that contains the headers sent back
' in response to the WebClient request.
Dim myWebHeaderCollection As WebHeaderCollection = myWebClient.ResponseHeaders
Console.WriteLine(ControlChars.Cr + "Displaying the response headers" + ControlChars.Cr)
' Loop through the ResponseHeaders.
Dim i As Integer
For i = 0 To myWebHeaderCollection.Count - 1
' Display the headers as name/value pairs.
Console.WriteLine((ControlChars.Tab + myWebHeaderCollection.GetKey(i) + " " + ChrW(61) + " " + myWebHeaderCollection.Get(i)))
Next i
注解
属性 ResponseHeaders 包含一个 WebHeaderCollection 实例,其中包含 通过响应接收的标头信息 WebClient 。
适用于
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