Mercurial > repos > public > sbplib

view default_arg.m @ 200:ef41fde95ac4 feature/beams

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merged feature/grids into feature/beams.
author Jonatan Werpers <jonatan@werpers.com>
date Mon, 13 Jun 2016 16:59:02 +0200
parents 48b6fb693025
children
line wrap: on
line source

function default_arg(s, val)
    if evalin('caller',sprintf('~exist(''%s'',''var'') || isempty(%s)',s,s))
        assignin('caller',s,val)
    end
end