Matlab Mat File Version

Name of file specified as a character vector or string scalar.

Matlab mat file version.

By default all save operations create version 7 mat files. If you do not specify filename the save function saves to a file named matlab mat. Matlab releases r2006b and later all support all mat file versions. Although the bulk of the file is in binary form the header of a level 5 mat file can be read with a text editor.

New internal format for p code. Note that the headers for v6 and v7 files have the same 5 0 identification. To identify or change the default mat file version access the mat files. To identify or change the default mat file version access the mat files.

Figure 1 1 matlab level 5 mat file format on page 1 3 graphically illustrates this mat file format. The only exception to this is when you create new mat files using the matfile function. By using tags the level 5 mat file format provides quick access to individual data elements within a mat file. Hdf5 based mat file support matlab 7 4 r2007a 17 1 5 0 07 2007 march 1 2007 new bsxfun function to apply element by element binary operation with singleton expansion enabled.

In this case the default mat file version is 7 3. Matlab releases r2006b and later all support all mat file versions. Headers from a file saved as v6 v7 and v7 3 in matlab 2015a are shown below preceded by the version in. By default all save operations create version 7 mat files.

The only exception to this is when you create new mat files using the matfile function. In order to save your data to a mat file with version 7 3 or later specify the v7 3 flag as the version input argument. In this case the default mat file version is 7 3. Matlab 7 5 r2007b 18 1 6 0 september 1 2007 last release for windows 2000 and powerpc mac.

If filename has no extension that is no period followed by text and the value of format is not specified then matlab appends mat if filename does not include a full path matlab saves to the current folder. License server support for windows vista. Learn more about matlab io matfile matfile type file format matlab. This is also true of a version 7 3 file.