My .vimrc file

.vimrc

let mapleader=","

set number        " show line numbers

"spaces to tab
set tabstop=2
set expandtab
set shiftwidth=2

" list invisible chars
set list
set listchars=eol:$,tab:>-,trail:~,extends:>,precedes:<
set cursorline

" filetype indent on      " load filetype -specific indent files
set showmatch     " highlight matching [{()]]

set incsearch   " search as characters are entered
set hlsearch    " highlight matches

"turn off search highlight
nnoremap <leader><space> :nohlsearch<CR>

inoremap jk <ESC>

" word about map
" map - root map , applies to normal , insert, visual mode