local p = {}  local azupper = mw.text.split('ABCDEFGHIJKLMNOPQRSTUVWXYZ','') local azlower = mw.text.split('abcdefghijklmnopqrstuvwxyz','') local aejot = mw.text.split('aejot','')  function p.scrollable(frame)  return main('scrollable') end  function p.collapsible(frame)  return main('collapsible') end  function p.aejot(frame)  return main('aejot') end  function main(toc_type)  -- It should be much faster to only process these once, and just re use them as variables  local pageurl = mw.title.getCurrentTitle():fullUrl()  local toc = mw.message.new('Toc'):plain()   -- Highest level div  local toc_frame = mw.html.create('div')  :addClass('plainlinks')  :addClass('hlist')  :addClass('toc')  -- :attr('id','toc')  :css({ display = 'block !important',  background = 'WhiteSmoke',  clear = 'both',  width = '98%' })   -- Contains "Content: Top 0-9 A - Z"  local header = toc_frame:tag('div')  :attr('id','toctitle')  :attr('class','toctitle')  :css('background','WhiteSmoke')   -- Contains all the rest  local body_wrapper  local body = toc_frame:tag('div')  :css('text-align', 'center')   if toc_type == 'collapsible' then  toc_frame:addClass('NavFrame')  header:addClass('NavHead')  body:addClass('NavContent')  :css({ background = 'white',  display = 'none' })  elseif toc_type == 'scrollable' then  body:css({ ['overflow-x'] = 'scroll',  ['overflow-y']= 'hidden',  ['white-space'] = 'nowrap' })  end   local header_content = {'<strong>',toc,':</strong>',  ' [',pageurl,' Top]',  ' [',pageurl,'?from=0 0–9]' }   for _, v in ipairs(azupper) do  table.insert(header_content,string.format(' [%s?from=%s %s]',pageurl,v,v))  end  header:wikitext(table.concat(header_content))   local body_content = {}   if toc_type == 'collapsible' then  table.insert(body_content,'<b>#</b> ')  body_wrapper = body:tag('code')  :css('background','White')  else  table.insert(body_content,'['..pageurl..'?from=* <b>*</b>] <b>#</b> ')  body_wrapper = body:tag('span')  end   for i=0,9 do  table.insert(body_content,string.format(' [%s?from=%s %s]',pageurl,i,i))  end   local function atoz(letter)  local azlist = {}  local letterlist  if toc_type == 'aejot' then  letterlist = aejot  else  letterlist = azlower  end   if toc_type == 'aejot' or toc_type == 'scrollable' then  table.insert(azlist,' • <b>'..letter..'</b> ')  else  table.insert(azlist,'<br /><b>'..letter..'</b> ')  end   for _, v in ipairs(letterlist) do  table.insert(azlist,string.format(' [%s?from=%s%s %s%s] ',pageurl,letter,v,letter,v))  end  return table.concat(azlist)  end   for _, v in ipairs(azupper) do  table.insert(body_content,atoz(v))  end   body_wrapper:wikitext(table.concat(body_content))   return '__NOTOC__\n'..tostring(toc_frame) end  return p