为vim编辑器添加默认的作者信息

#为F4添加作者信息
map <F4> ms:call TitleDet()<cr>'s
function AddTitle()
    call append(0,"##############################################")
    call append(1,"#")
    call append(2,"#Author: wangshenghui - wangfeng17399@163.com")
    call append(3,"#")
    call append(4,"#QQ:417685417")
    call append(5,"#")
    call append(6,"#Last modified: ".strftime("%Y-%m-%d %H:%M"))
    call append(7,"#")
    call append(8,"#Filename: ".expand("%:t"))
    call append(9,"#")
    call append(10,"#Description: ")
    call append(11,"##############################################")
    call append(12,"#!/bin/bash")
    echohl WarningMsg | echo "Successful in adding the copyright." | echohl None
endfunction
#修改文件修改时间和文件名
function UpdateTitle()
    normal m'
    execute '/#*Last modified:/s@:.*$@\=strftime(":%Y-%m-%d %H:%M")@'
    normal ''
    normal mk
    execute '/#*Filename:/s@:.*$@\=":".expand("%:t")@'
    execute "noh"
    normal 'k
    echohl WarningMsg | echo "Successful in updating the copy right." | echohl None
endfunction
#判断如果前10行中如果有Last modified:字段
#如果没有的话，则代表没有添加过作者的信息等条件，则重新添加
#如果有的话，那么只更新修改时间和文件名
function TitleDet()
    let n=1
    while n < 10
        let line = getline(n)
        if line =~ '^\#\s*\S*Last\smodified:\S*.*$'
            call UpdateTitle()
            return
        endif
        let n = n + 1
    endwhile
    call AddTitle()
endfunction