Stores a raw sequence of bytes into a TBlob object.
procedure Write(Position: Cardinal; Count: Cardinal; Source: IntPtr); virtual;
Call the Write method to store a raw sequence of bytes into a TBlob object.
The Position parameter is the starting point of byte sequence which lasts Count number of bytes. The Source parameter is a pointer to a source memory area.
If the value of the Position parameter crosses current size limit of TBlob object, source data will be appended to the object data.