FileStream.Read Method

May 02, 2013

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.

Exceptions

Exception	Condition
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.

Version Information

Windows Phone OS

Supported in: 8.0, 7.1, 7.0

Platforms

Windows Phone

Reference

FileStream Class

System.IO Namespace

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