SqlBytes::Read Method (Int64, array<Byte>^, Int32, Int32)
.NET Framework (current version)
Copies bytes from this SqlBytes instance to the passed-in buffer and returns the number of copied bytes.
Assembly: System.Data (in System.Data.dll)
public: long long Read( long long offset, array<unsigned char>^ buffer, int offsetInBuffer, int count )
Parameters
- offset
-
Type:
System::Int64
An Int64 long value offset into the value that is contained in the SqlBytes instance.
- buffer
-
Type:
array<System::Byte>^
The byte array buffer to copy into.
- offsetInBuffer
-
Type:
System::Int32
An Int32 integer offset into the buffer to start copying into.
- count
-
Type:
System::Int32
An Int32 integer representing the number of bytes to copy.
If an attempt is made to read beyond MaxLength, an exception is thrown.
If count specifies more bytes to be copied than are available from the offset to the end of the value, only the available bytes are copied.
An exception is thrown if the destination buffer is a null reference.
An exception is thrown if the destination buffer cannot receive as many characters as requested.
.NET Framework
Available since 2.0
Available since 2.0
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