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view default_arg.m @ 106:eb7f592b9512 feature/arclen-param

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Merged heads.
author Martin Almquist <martin.almquist@it.uu.se>
date Mon, 07 Dec 2015 18:57:55 +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