摘要：
1 " statusline 2 " cf the default statusline: %<%f\ %h%m%r%=%-14.(%l,%c%V%)\ %P 3 " format markers: 4 " %< truncation point 5 " %n buffer number 6 " %f relative path to file 7 " %m modified flag [+] (modified), [-] (unmodifiable) or nothing 8 " %r readon 阅读全文
