quick question about string read

I use 'sprintf' function get a string and store in a1 as follow: % a1 = sprintf('%s_%s', 'modelsq', '1');

I just want to load the mat file which name is modelsq_1, however, it is fail to do like this: % load a1; how should I do? thank you very much!

Answer 1

[José-Luis]

 load(a1);

Answer 2

[Matt Kindig]

Use the functional form of load, i.e.

load(a1);