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view default_arg.m @ 351:7cc3d5bd3692 feature/hypsyst

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Curve linear code in 3D converges for manufactures solution
author Ylva Rydin <ylva.rydin@telia.com>
date Thu, 03 Nov 2016 22:03:09 +0100
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