|MATLAB Function Reference|
Get file position indicator
position = ftell(fid)
returns the location of the file position indicator for the file specified by
fid, an integer file identifier obtained from
position is a nonnegative, zero-based integer specified in bytes from the beginning of the file. A returned value of
position indicates that the query was unsuccessful; use
ferror to determine the nature of the error.
ftell is likely to return an invalid
position when all of the following are true. This is due to the way in which the Microsoft Windows C library currently handles its
ftellcommand is directly preceded by an
Note that this does not affect the ability to accurately read from and write to this type of file from MATLAB.
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