%set(name,++)
%set(description,"increments the variable specified")
%set(syntax,"%%++\(<varname>\)")
%set(example,"%%set\(x,1\)
%%++\(x\)
%%x%%

returns:

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