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vim script: a firstline

fu! TestFunc() range

  " When a function is decorated with the «range» modifier,
  " it is passed implicit a:firstline and a:lastline arguments
  " The values of these arguments denote the line of the cursor
  " when no visual selection is used or the first and last line
  " of a visual selection.

  echo 'first line is: ' . a:firstline . ', last line is: ' . a:lastline

endfu

Github repository about-vim, path: /vimscript/variables/internal/a_firstline.vim

vim script: a firstline

See also