load2var

Load a specific variable from a mat file and returns it.

LOAD2VAR loads a specific variable
from a mat file and returns it.
If no variable name is provided,
the first variable is chosen.

Made as an example for "loading mat-files!"

USAGE:
>> a=magic(3);
>> b='not me';
>> save('tmp');
>> clear all;
>> c=load2var('tmp','a')

c = 8 1 6
3 5 7
4 9 2

>> c=load2var('tmp','b')

c = not me

>> c=load2var('tmp')

c = 8 1 6
3 5 7
4 9 2

>> c=load2var('tmp','d')

c = []

IT'S NOT FANCY BUT IT WORKS