NetworkStream.DataAvailable Property
Important
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Gets a value that indicates whether data is available on the NetworkStream to be immediately read.
public:
virtual property bool DataAvailable { bool get(); };public virtual bool DataAvailable { get; }member this.DataAvailable : boolPublic Overridable ReadOnly Property DataAvailable As Booleantrue if data is available on the stream to be read; otherwise, false.
The NetworkStream is closed.
The underlying Socket is closed.
Use the ErrorCode property to obtain the specific error code and refer to the Windows Sockets version 2 API error code documentation for a detailed description of the error.
Use the DataAvailable property to determine if data is queued to be immediately read.
If DataAvailable is true, a call to Read returns immediately.
If the remote host shuts down or closes the connection, DataAvailable may throw a SocketException.
Poznámka
Do not use DataAvailable to determine whether the transmission has ended. Even if there's no data available to be immediately read, the underlying socket may receive more data later.
| Produkt | Verzie |
|---|---|
| .NET | Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10 |
| .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 | 1.3, 1.4, 1.6, 2.0, 2.1 |
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