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HttpResponseWrapper.WriteFile Method (IntPtr, Int64, Int64)

Writes the specified file to the HTTP response output stream.

Namespace:  System.Web
Assembly:  System.Web (in System.Web.dll)

public override void WriteFile(
	IntPtr fileHandle,
	long offset,
	long size
)

Parameters

fileHandle
Type: System.IntPtr

The file handle of the file to write to the HTTP output stream.

offset
Type: System.Int64

The position in the file where writing starts.

size
Type: System.Int64

The number of bytes to write, starting at offset.

ExceptionCondition
ArgumentNullException

fileHandle is null.

HttpException

offset is less than 0.

- or -

size is greater than the file size minus offset.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5 SP1
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