PipeStream.Seek(Int64, SeekOrigin) 方法

定义

将当前流的当前位置设置为指定值。Sets the current position of the current stream to the specified value.

public:
 override long Seek(long offset, System::IO::SeekOrigin origin);
public override long Seek (long offset, System.IO.SeekOrigin origin);
override this.Seek : int64 * System.IO.SeekOrigin -> int64
Public Overrides Function Seek (offset As Long, origin As SeekOrigin) As Long

参数

offset
Int64

相对于 origin 的点,从此处开始查找。The point, relative to origin, to begin seeking from.

origin
SeekOrigin

使用 offset 类型的值,将开始位置、结束位置或当前位置指定为 SeekOrigin 的参考点。Specifies the beginning, the end, or the current position as a reference point for offset, using a value of type SeekOrigin.

返回

流中的新位置。The new position in the stream.

注解

管道不支持 Seek 方法,并在调用时引发 NotSupportedExceptionThe Seek method is not supported in pipes and raises a NotSupportedException when it is called.

适用于