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view default_arg.m @ 517:7a091a3527df feature/quantumTriangles

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author Ylva Rydin <ylva.rydin@telia.com>
date Mon, 10 Jul 2017 09:27:58 +0200
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