anchor.diff:  escape1([C | Rest], Acc) ->
       escape1(Rest, [C | Acc]).
   
  +escape_ical(undefined, _Context) ->
  +	<<>>;
  +escape_ical(In, _Context) ->
  +	z_string:escape_ical(In).
   
   fix_ampersands1(Input, Index) when is_binary(Input) ->
       case Input of
  
positive.code: 	{{Y-N,M,D},Time}.
  
  
  
  append(Input, undefined, _Context) ->
      Input;
  append(undefined, Append, _Context) ->
  
negative.code: 	z_string:truncate(erlydtl_runtime:to_list(In, Context), z_convert:to_integer(N)).
  
  
  unescape(undefined, _Context) ->
  	<<>>;
  unescape(In, _Context) ->
  	z_html:unescape(In).
  
  
  upper(undefined, _Context) ->
      undefined;
  upper(Input, _Context) when is_list(Input) or is_binary(Input) ->
  