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Euler1d: Created a general bc routine.
author Jonatan Werpers <jonatan@werpers.com>
date Sat, 14 Nov 2015 15:43:01 -0800
parents 48b6fb693025
children
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function default_arg(s, val)
    if evalin('caller',sprintf('~exist(''%s'',''var'') || isempty(%s)',s,s))
        assignin('caller',s,val)
    end
end