mac配置自带vim高亮显示

• • 查找/etc/.vimrc的内容，如果没有的话
    
    • 新建~/vimrc文件，在文件中写入如下内容即可

    • set ai         " auto indenting
      set history=100     " keep 100 lines of history
      set ruler        " show the cursor position
      syntax on        " syntax highlighting
      set hlsearch      " highlight the last searched term
      filetype plugin on   " use the file type plugins
       
      " When editing a file, always jump to the last cursor position
      autocmd BufReadPost *
       if ! exists("g:leave_my_cursor_position_alone") |
       if line("'"") > 0 && line ("'"") <= line("$") |
       exe "normal g'"" |
       endif |
       endif