patch 8.2.1771: synIDattr() cannot get the value of ctermul Commit: https://github.com/vim/vim/commit/391c36279415d0b8c5dba1ba11b668add04be963 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Sep 29 20:59:17 2020 +0200 patch 8.2.1771: synIDattr() cannot get the value of ctermul Problem: synIDattr() cannot get the value of ctermul. Solution: Add the "ul" value for "what". (closes https://github.com/vim/vim/issues/7037)

" Script to fill the window with emoji characters, one per line.
" Source this script: :source %

if &modified
  new
else
  enew
endif

" Use a compiled Vim9 function for speed
def DoIt()
  let lnum = 1
  for c in range(0x100, 0x1ffff)
    let cs = nr2char(c)
    if charclass(cs) == 3
      setline(lnum, '|' .. cs .. '| ' .. strwidth(cs))
      lnum += 1
    endif
  endfor
enddef

call DoIt()
set nomodified