Re: Maximum namelength for variables in -v6 .mat files

[Michael D. Godfrey]

On 03/13/2013 07:13 PM, Rik wrote:
> 3/13/13
>
> All,
>
> I'm trying to resolve a report (https://savannah.gnu.org/bugs/?34676) where
> Octave is truncating variables saved in -v6 format to 31 characters.
> Octave is definitely doing this.  I find this line in the code
>
>    size_t max_namelen = (mat7_format ? 63 : 31);
>
> But what does Matlab itself do?  Could someone with Matlab verify the
> following?
>
> clear all;
> x12345678901234567890123456789012345 = 1;
> save ('tst.mat', '-v6');
> clear all;
> load ('tst.mat');
> who
>
> --Rik
>> clear all
>> x12345678901234567890123456789012345 = 1;
>> save ('tst.mat', '-v6');
>> clear all;
>> load ('tst.mat');
>> who

Your variables are:

x12345678901234567890123456789012345

>> version

ans =

7.9.0.529 (R2009b)

>>