HttpBaseReadCopyToAsync(Stream, HttpFlowOperator) 方法
            异步读取并复制流数据
            
命名空间: TouchSocket.Http程序集: TouchSocket.Http (在 TouchSocket.Http.dll 中) 版本:4.0.0-beta.143+5fcca7a4e70968794985dc3793adc50531308be6
public Task<Result> ReadCopyToAsync(
	Stream stream,
	HttpFlowOperator flowOperator
)
Public Function ReadCopyToAsync ( 
	stream As Stream,
	flowOperator As HttpFlowOperator
) As Task(Of Result)
member ReadCopyToAsync : 
        stream : Stream * 
        flowOperator : HttpFlowOperator -> Task<Result> 
- stream  Stream
 - 需要读取并复制的流
 - flowOperator  HttpFlowOperator
 - 用于控制流操作的HttpFlowOperator实例
 
TaskResult一个表示操作结果的Result任务