Uri.UriSchemeHttp 字段
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。
指定通过超文本传输协议 (HTTP) 访问 URI。 此字段为只读。
public: static initonly System::String ^ UriSchemeHttp;public static readonly string UriSchemeHttp; staticval mutable UriSchemeHttp : stringPublic Shared ReadOnly UriSchemeHttp As String 以下示例创建 一个 Uri 实例，并确定方案是否为 UriSchemeHttp。
Uri^ address1 = gcnew Uri( "http://www.contoso.com/index.htm#search" );
Console::WriteLine( "address 1 {0} a valid scheme name",
Uri::CheckSchemeName( address1->Scheme ) ? (String^)" has" : " does not have" );
if ( address1->Scheme == Uri::UriSchemeHttp )
{
Console::WriteLine( "Uri is HTTP type" );
}
Console::WriteLine( address1->HostNameType );
Uri address1 = new Uri("http://www.contoso.com/index.htm#search");
Console.WriteLine("address 1 {0} a valid scheme name",
Uri.CheckSchemeName(address1.Scheme) ? " has" : " does not have");
if (address1.Scheme == Uri.UriSchemeHttp)
Console.WriteLine("Uri is HTTP type");
Console.WriteLine(address1.HostNameType);
let address1 = Uri "http://www.contoso.com/index.htm#search"
printfn $"""address 1 {if Uri.CheckSchemeName address1.Scheme then " has" else " does not have"} a valid scheme name"""
if address1.Scheme = Uri.UriSchemeHttp then
printfn "Uri is HTTP type"
printfn $"{address1.HostNameType}"
Dim address1 As New Uri("http://www.contoso.com/index.htm#search")
Console.WriteLine("address 1 {0} a valid scheme name", IIf(Uri.CheckSchemeName(address1.Scheme), " has", " does not have")) 'TODO: For performance reasons this should be changed to nested IF statements
If address1.Scheme = Uri.UriSchemeHttp Then
Console.WriteLine("Uri is HTTP type")
End If
Console.WriteLine(address1.HostNameType)
| 产品 | 版本 |
|---|---|
| .NET | Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9 |
| .NET Framework | 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
| .NET Standard | 2.0, 2.1 |
