Mercurial > repos > public > sbplib

view default_arg.m @ 1021:cc61dde120cd feature/advectionRV

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add upwind dissipation to the operator inside Utux2d
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Wed, 19 Dec 2018 20:00:27 +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