Update .vimrc

.vimrc

@@ -1,5 +1,6 @@
 call plug#begin('~/.vim/plugged')
 Plug 'mattn/emmet-vim'
+Plug 'vim-airline/vim-airline'
 call plug#end()
 
 set number
@@ -9,6 +10,8 @@ set shiftwidth=4
 ab log console.log();<left><left>
 ab af ()=>{<cr><cr>}<up><tab>
 
+let g:airline#extensions#tabline#enabled = 1
+
 "--- unused: ---
 "let g:user_emmet_expandabbr_key='<Tab>'
 "imap <expr> <tab> emmet#expandAbbrIntelligent("\<tab>")