{* *! version 1.0.1  16mar2007}{...}
    {cmd:lower(}{it:s}{cmd:)}
{p2colset 8 22 26 2}{...}
{p2col: Domain:}strings{p_end}
{p2col: Range:}strings with lowercased characters{p_end}
{p2col: Description:}returns the lowercased variant of {it:s}.{break}
                    {cmd:lower("THIS")} = {cmd:"this"}{p_end}
{p2colreset}{...}
