Read Method

FileStream.Read Method

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Reads a block of bytes from the stream and writes the data in a given buffer.

Namespace:  System.IO
Assembly:  mscorlib (in mscorlib.dll)

public override int Read(
	byte[] array,
	int offset,
	int count
)

Parameters

array
Type: System.Byte []
When this method returns, contains the specified byte array with the values between offset and (offset + count - 1) replaced by the bytes read from the current source.
offset
Type: System.Int32
The byte offset in array at which the read bytes will be placed.
count
Type: System.Int32
The maximum number of bytes to read.

Return Value

Type: System.Int32
The total number of bytes read into the buffer. This might be less than the number of bytes requested if that number of bytes are not currently available, or zero if the end of the stream is reached.

ExceptionCondition
ArgumentNullException

array is null.

ArgumentOutOfRangeException

offset or count is negative.

NotSupportedException

The stream does not support reading.

IOException

An I/O error occurs.

ArgumentException

offset and count describe an invalid range in array.

ObjectDisposedException

Methods were called after the stream was closed.

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Windows Phone

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