Mercurial > repos > public > sbplib

view default_arg.m @ 265:3e0432b3cb68 operator_remake

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added warning for 12th order 2nd der, D2=D1*D1
author Martin Almquist <martin.almquist@it.uu.se>
date Fri, 09 Sep 2016 10:41:31 +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