Intro

Simple and lightweight Vim for web textarea and input field, to improve writing experience on web.

Demo here

Note:

• This project is not to replace powerful IDEs on web pages, but rather as a web side writing(such as blogging, writing notes, ect.) of enhancements.

• This project is in development, there will be some improvements and new features.

• Please use the vim instructions in the English input method.

中文文档

Usage

The vim.min.js only 19kb, and no any dependencies.

<script src="/path/to/vim.js"></script>
<script type="text/javascript">
    vim.open({
        debug   : true,
        showMsg : function(msg){
            alert('vim.js say:' + msg);
        }
    });
</script>

Building

//install
npm install vim.js

//watch
npm run dev

//build
npm run build

//build min js file
npm run build_min

Browser support

• Chrome v39
• Firefox v34, v40
• Safari

Note: Whether to support other browsers still unknown

Features

1. general mode

Command	Description
Esc	switch to general mode
u	returned to the previous operation
Move the cursor :
h or ←	move left one character
j or ↓	move down one line
k or ↑	move up one line
l or →	move right one character
supported nh,nj,nk,nl
0 or [HOME]	move to head of line
$ or [End]	move to end of line
G	go to end
gg	go to first line
delete, copy and paste:
x or [Delete]	delete single character
nx or n[Delete]	delete n characters
yy	copy current line
nyy	copy n lines
dd	delete current line
ndd	delete n lines
p,P	p paste after，P paste before
w or W	move to next word
supported nw and nW
yw	copy one word
nyw	copy n words
dw	delete one word
ndw	delete n words

2. edit mode

Command	Description
i	insert
I	insert line head
a	append
A	append line tail
o	open line below and enter edit mode
O	open line after and enter edit mode
r	replace one character

3. visual mode

Command	Description
v or V	switch ot visual mode
y	copy the selected text
x or d	delete the selected text