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view default_arg.m @ 107:06c3034966b7 feature/arclen-param

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Added and changed some comments. Also my text editor removed a bunch of whitespace.
author Jonatan Werpers <jonatan@werpers.com>
date Tue, 08 Dec 2015 09:50:39 +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