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Please note that the recommended version of Scilab is 6.1.0. This page might be outdated.
See the recommended documentation of this function

Scilab help >> Matlab binary files I/O > matfile_open


Opens a Matlab V5 binary MAT-file.

Calling Sequence

fd = matfile_open(filename[, mode])



String: the path of the file. Must contain only ANSI character.


String: file access type ("r" by default).

  • "r": opens the file for reading.

  • "w": opens the file for writing.


Real: file descriptor (-1 if opening failed).


Opens a Matlab binary MAT-file for reading or writing data.

See Also


This function uses MATIO library ( ).

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Last updated:
Mon Oct 01 17:34:57 CEST 2012