操作

:NERDTree打开目录树
Ctrl+w+h focus到目录
Ctrl+w+l focus到右侧文件
o 打开关闭文件或者目录
t 在标签页中打开
T 在后台标签页中打开
! 执行此文件
p 到上层目录
P 到根目录
K 到第一个节点
J 到最后一个节点
u 打开上层目录
m 显示文件系统菜单（添加、删除、移动操作）
? 帮助
q 关闭

2.3. NERD tree Mappings                                     *NERDTreeMappings*

Default  Description~                                             help-tag~
Key~

o.......Open files, directories and bookmarks....................|NERDTree-o|
go......Open selected file, but leave cursor in the NERDTree.....|NERDTree-go|
t.......Open selected node/bookmark in a new tab.................|NERDTree-t|
T.......Same as 't' but keep the focus on the current tab........|NERDTree-T|
i.......Open selected file in a split window.....................|NERDTree-i|
gi......Same as i, but leave the cursor on the NERDTree..........|NERDTree-gi|
s.......Open selected file in a new vsplit.......................|NERDTree-s|
gs......Same as s, but leave the cursor on the NERDTree..........|NERDTree-gs|
O.......Recursively open the selected directory..................|NERDTree-O|
x.......Close the current nodes parent...........................|NERDTree-x|
X.......Recursively close all children of the current node.......|NERDTree-X|
e.......Edit the current dir.....................................|NERDTree-e|

<CR>...............same as |NERDTree-o|.
double-click.......same as the |NERDTree-o| map.
middle-click.......same as |NERDTree-i| for files, same as
                   |NERDTree-e| for dirs.

D.......Delete the current bookmark .............................|NERDTree-D|

P.......Jump to the root node....................................|NERDTree-P|
p.......Jump to current nodes parent.............................|NERDTree-p|
K.......Jump up inside directories at the current tree depth.....|NERDTree-K|
J.......Jump down inside directories at the current tree depth...|NERDTree-J|
<C-J>...Jump down to the next sibling of the current directory...|NERDTree-C-J|
<C-K>...Jump up to the previous sibling of the current directory.|NERDTree-C-K|

C.......Change the tree root to the selected dir.................|NERDTree-C|
u.......Move the tree root up one directory......................|NERDTree-u|
U.......Same as 'u' except the old root node is left open........|NERDTree-U|
r.......Recursively refresh the current directory................|NERDTree-r|
R.......Recursively refresh the current root.....................|NERDTree-R|
m.......Display the NERD tree menu...............................|NERDTree-m|
cd......Change the CWD to the dir of the selected node...........|NERDTree-cd|
CD......Change tree root to the CWD..............................|NERDTree-CD|

I.......Toggle whether hidden files displayed....................|NERDTree-I|
f.......Toggle whether the file filters are used.................|NERDTree-f|
F.......Toggle whether files are displayed.......................|NERDTree-F|
B.......Toggle whether the bookmark table is displayed...........|NERDTree-B|

q.......Close the NERDTree window................................|NERDTree-q|
A.......Zoom (maximize/minimize) the NERDTree window.............|NERDTree-A|
?.......Toggle the display of the quick help.....................|NERDTree-?|

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配置

#~/.vimrc
#启动时自动加载
autocmd vimenter * NERDTree
#未指定文件时加载
autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * if argc() == 0 && !exists("s:std_in") | NERDTree | endif
#打开文件夹时加载
autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * if argc() == 1 && isdirectory(argv()[0]) && !exists("s:std_in") | exe 'NERDTree' argv()[0] | wincmd p | ene | endif

#快捷键
map <C-e> :NERDTreeToggle<CR>