SD : File class
Get the current position within the file (i.e. the location to which the next byte will be read from or written to).
file: an instance of the File class (returned by SD.open())
the position within the file (unsigned long)
Corrections, suggestions, and new documentation should be posted to the Forum.
The text of the Arduino reference is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.