Mercurial > repos > public > sbplib

view default_arg.m @ 93:5c41941b9e5e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Euler1D: added function to detect type of flow at a baoundary.
author Jonatan Werpers <jonatan@werpers.com>
date Tue, 01 Dec 2015 16:21:19 +0100
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