%set(name,mid)
%set(description,"Extract substrings by position and length.")
%set(syntax,"%%mid\(string,skipchars,resultlength\)

Returns no more than \"resultlength\" characters in \"string\"
after the first \"skipchars\". If the optional argument
\"resultlength\" is not specified, all of the characters in 
\"string\" after the first skipchars are returned.
")
%set(example,"%%mid\(<header>text<footer>,8\) => text<footer>

%%mid\(<header>text<footer>,8,4\) => text
")
%set(seealso,)
%set(authorip,72.225.212.219)
%set(authorlogin,earthman)
%set(author,)