%set(name,--)
%set(description,"Decrements the variable name supplied.")
%set(syntax,"%%--\(varname\)")
%set(example,"%%set\(x,3\)%%--\(x\)%%x%%

Outputs:

2")
%set(seealso,++)
%set(authorip,64.131.154.83)
%set(authorlogin,admin)
%set(author,)