HttpRequestCachePolicy.ToString 方法
定义
重要
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返回此实例的字符串表示形式。
public:
override System::String ^ ToString();public override string ToString ();override this.ToString : unit -> stringPublic Overrides Function ToString () As String返回
包含此实例的属性值的 String 值。
示例
下面的代码示例演示如何调用此方法。
static WebResponse^ GetResponseUsingDefaultCache( Uri^ uri )
{
// Set a cache policy level for the "http:" scheme.
HttpRequestCachePolicy^ policy = gcnew HttpRequestCachePolicy( HttpRequestCacheLevel::Default );
// Create the request.
WebRequest^ request = WebRequest::Create( uri );
request->CachePolicy = policy;
WebResponse^ response = request->GetResponse();
Console::WriteLine( L"Policy {0}.", policy );
Console::WriteLine( L"Is the response from the cache? {0}", response->IsFromCache );
return response;
}
public static WebResponse GetResponseUsingDefaultCache(Uri uri)
{
// Set a cache policy level for the "http:" scheme.
HttpRequestCachePolicy policy = new HttpRequestCachePolicy(HttpRequestCacheLevel.Default);
// Create the request.
WebRequest request = WebRequest.Create(uri);
request.CachePolicy = policy;
WebResponse response = request.GetResponse();
Console.WriteLine("Policy {0}.", policy.ToString());
Console.WriteLine("Is the response from the cache? {0}", response.IsFromCache);
return response;
}
注解
字符串包含标识属性的标签，后跟冒号 (“：”) 和值。 属性由单个空格分隔。
