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md-editor-v3

English | 中文

Markdown editor for vue3, developed in jsx and typescript.

• Documentation and example：Go

• Use it online：Go

• The same series editor for react：md-editor-rt

Features

• Toolbar, screenfull or screenfull in web pages and so on.
• Themes, Built-in default and dark themes.
• Shortcut key for editor.
• Beautify your content by prettier(only for markdown content, not the code and other text).
• Multi-language, build-in Chinese and English(default: Chinese).
• Upload picture, paste or clip the picture and upload it.
• Render article directly(no editor, no event listener, only preview content).
• Preview themes, defalut, vuepress, github, cyanosis, mk-cute, smart-blue styles(not identical). It can be customized also(Get the demo page).
• mermaid(>=1.8.0), katex mathematical formula(>=1.9.0).
• Customize the toolbar as you like.

Preview

Default theme	Dark theme	Preview only

mark and emoji extensions

Apis

Props

name	type	default	description
modelValue	string	''	Markdown content, use v-model in vue template
theme	'light' | 'dark'	'light'	Editor theme
class	string	''
historyLength	number	10	The max length of history(if it is too big, editor will use more RAM)
pageFullScreen	boolean	false	Screenfull in web page
preview	boolean	true	Preview content in editor
htmlPreview	boolean	false	Preview html in editor
previewOnly	boolean	false	Only render article content, no toolbar, no edit area
language	string	'zh-CN'	Build-in language('zh-CN','en-US')
toolbars	Array	[toolbars]	Show some item of toolbars, all keyssee toolbars below
toolbarsExclude	Array	[]	Don't show some item of toolbars, all keystoolbars
noPrettier	boolean	false	Use prettier to beautify content or not
editorId	string	md-editor-v3	Editor id, it is used when there are more than two editors in the same page.
tabWidth	number	2	One tab eq some spaces
showCodeRowNumber	boolean	false	Show row number for code block or not
previewTheme	'default' | 'github' | 'vuepress' | 'mk-cute' | 'smart-blue' | 'cyanosis'	'default'	Preview theme, can be customized
style	string | CSSProperties	{}	Editor inline style
tableShape	[number, number]	[6, 4]	Preset the size of the table, [columns, rows]
noMermaid	boolean	false	Use mermaid or not
placeholder	string	''
noKatex	boolean	false	Use katex or not
codeTheme	'atom' | 'a11y' | 'github' | 'gradient' | 'kimbie' | 'paraiso' | 'qtcreator' | 'stackoverflow'	'atom'	Highlight code style, can be customized also
markedHeadingId	(text: string, level: number) => string	(text) => text	H1-H6 ID generator
sanitize	(html: string) => string	(html) => html	Sanitize the html, prevent XSS

[toolbars]

[
  'bold',
  'underline',
  'italic',
  '-',
  'strikeThrough',
  'title',
  'sub',
  'sup',
  'quote',
  'unorderedList',
  'orderedList',
  '-',
  'codeRow',
  'code',
  'link',
  'image',
  'table',
  'mermaid',
  'katex',
  '-',
  'revoke',
  'next',
  'save',
  '=',
  'pageFullscreen',
  'fullscreen',
  'preview',
  'htmlPreview',
  'catalog',
  'github'
];

After v1.6.0, You can sort the toolbar as you like, split tools by '-', the left and right toolbars are divided by '='！

After v1.10.0, you can customize the toolbar. To display them, put index of defToolbars into toolbars(this is not standard), for more usage, please refer to docs.

[StaticTextDefaultValue]

Expand language, you need to replace all the content here：

export interface ToolbarTips {
  bold?: string;
  underline?: string;
  italic?: string;
  strikeThrough?: string;
  title?: string;
  sub?: string;
  sup?: string;
  quote?: string;
  unorderedList?: string;
  orderedList?: string;
  codeRow?: string;
  code?: string;
  link?: string;
  image?: string;
  table?: string;
  mermaid?: string;
  katex?: string;
  revoke?: string;
  next?: string;
  save?: string;
  prettier?: string;
  pageFullscreen?: string;
  fullscreen?: string;
  catalog?: string;
  preview?: string;
  htmlPreview?: string;
  github?: string;
  '-'?: string;
  '='?: string;
}

export interface StaticTextDefaultValue {
  // Toolbar hover tips(html title)
  toolbarTips?: ToolbarTips;
  // h1-h6 dropdown menu item
  titleItem?: {
    h1?: string;
    h2?: string;
    h3?: string;
    h4?: string;
    h5?: string;
    h6?: string;
  };
  // v1.6.0
  imgTitleItem?: {
    link: string;
    upload: string;
    clip2upload: string;
  };
  // The modal tips of add link or upload picture
  linkModalTips?: {
    title?: string;
    descLable?: string;
    descLablePlaceHolder?: string;
    urlLable?: string;
    UrlLablePlaceHolder?: string;
    buttonOK?: string;
  };
  // The modal tips of clip the picture, v1.2.0
  clipModalTips?: {
    title?: string;
    buttonUpload?: string;
  };
  // Copy code tips, v1.1.4
  copyCode?: {
    text?: string;
    successTips?: string;
    failTips?: string;
  };
  // 1.8.0
  mermaid?: {
    flow?: string;
    sequence?: string;
    gantt?: string;
    class?: string;
    state?: string;
    pie?: string;
    relationship?: string;
    journey?: string;
  };
  // 1.9.0
  katex?: {
    // formula inline
    inline: string;
    // formula block
    block: string;
  };
}

Slots

name	type	default	description
defToolbars	Array<DropdownToolbar | NormalToolbar | ModalToolbar>	null	Customize Toolbar, for more usage, please refer to docs and emoji

NormalToolbar component example：

<template>
  <md-editor>
    <template #defToolbars>
      <normal-toolbar title="mark" @click="handler">
        <template #trigger>
          <svg class="md-icon" aria-hidden="true">
            <use xlink:href="#icon-mark"></use>
          </svg>
        </template>
      </normal-toolbar>
    </template>
  </md-editor>
</template>

<script setup>
import MdEditor from 'md-editor-v3';

const NormalToolbar = MdEditor.NormalToolbar;

const handler = () => {
  console.log('NormalToolbar clicked!');
};
</script>

Events

name	param	description
onChange	v:string	Content changed event(bind to oninput of textarea)
onSave	v:string	Save content event, ctrl+sand click button will be triggered also
onUploadImg	files:Array, callback:Function	Upload picture event, when picture is uploading the modal will not close, please provide right urls to the callback function
onHtmlChanged	h:string	Compile markdown successful event, you can use it to get the html code
onGetCatalog	list: HeadList[]	Get catalog of article
onError	err: { name: string; message: string }	Catch run-time error, Cropper,fullScreen and prettier are used when they are not loaded

Config

Use MdEditor.config(option: ConfigOption) to reconfigure renderer.

• markedRenderer: (renderer: Renderer) => Renderer, 🌰(Open target page in a new browser window)：

  MdEditor.config({
    markedRenderer(renderer) {
      renderer.link = (href, title, text) => {
        return `<a href="${href}" title="${title}" target="_blank">${text}</a>`;
      };
  
      return renderer;
    }
  });
  

  Reference: https://marked.js.org/using_pro#renderer

• markedExtensions: Array<marked.TokenizerExtension & marked.RendererExtension>

  import MdEditor from 'md-editor-v3';
  
  MdEditor.config({
    markedExtensions: [your extension]
  });
  

  Reference: https://marked.js.org/using_pro#extensions

• markedOptions: marked.MarkedOptions, 🌰(do not render <br> on a single line break)：

  import MdEditor from 'md-editor-v3';
  
  MdEditor.config({
    markedOptions: { breaks: false }
  });
  

  Reference: https://marked.js.org/using_advanced#options

• editorConfig: Add more languages，reset mermaid template:

  import MdEditor from 'md-editor-v3';
  
  MdEditor.config({
    editorConfig: {
      languageUserDefined: { lang: StaticTextDefaultValue },
      mermaidTemplate: {
        flow: `flow tempalte`,
        ...more
      },
      // ms
      renderDelay: 500
    }
  });
  

• editorExtensions: Config some dependency libraries, like highlight..

  import MdEditor from 'md-editor-v3';
  
  MdEditor.config({
    editorExtensions: { iconfont: 'https://xxx.cc' }
  });
  

  [EditorExtensions]

  import MdEditor from 'md-editor-v3';
  
  interface EditorExtensions {
    highlight?: {
      instance?: any;
      js?: string;
      css?: {
        [key: string]: {
          light: string;
          dark: string;
        };
      };
    };
    prettier?: {
      standaloneJs?: string;
      parserMarkdownJs?: string;
    };
    cropper?: {
      instance?: any;
      js?: string;
      css?: string;
    };
    iconfont?: string;
    screenfull?: {
      instance?: any;
      js?: string;
    };
    mermaid?: {
      instance?: any;
      js?: string;
    };
    katex?: {
      instance?: any;
      js?: string;
      css?: string;
    };
  }
  

Shortcut key

key	function	description
TAB	insert space	Insert space, the length eq tabWidth, default: 2, support multiline
SHIFT + TAB	delete space, setting is the same as Tab
CTRL + C	copy	When selected, copy the selected content. When not selected, copy the content of the current line
CTRL + X	shear	When selected, cut the selected content. When not selected, cut the current line
CTRL + D	delete	When selected, delete the selected content. When not selected, delete the current line
CTRL + S	save	Trigger onSave event
CTRL + B	bold text	**bold**
CTRL + U	underline	<u>underline</u>
CTRL + I	italic	*italic*
CTRL + 1-6	h1-h6	# title
CTRL + ↑	superscript	<sup>superscript</sup>
CTRL + ↓	subscript	<sub>subscript</sub>
CTRL + Q	quote	> quote
CTRL + O	ordered list	1. ordered list
CTRL + L	link	[link](https://github.com/imzbf/md-editor-v3)
CTRL + Z	withdraw	Withdraw history in editor, not the function of system
CTRL + SHIFT + S	line-through	~line-through~
CTRL + SHIFT + U	unordered list	- unordered list
CTRL + SHIFT + C	code block
CTRL + SHIFT + I	picture	
CTRL + SHIFT + Z	forward	Forward history in editor, not the function of system
CTRL + SHIFT + F	Beautify
CTRL + ALT + C	code row
CTRL + SHIFT + ALT + T	table	|table|

Components

They are used as attributes of the editor component, eg: Editor.DropdownToolbar. For more examples, refer to document.

NormalToolbar

Editor.NormalToolbar

• props

  • title: string, not necessary, title of toolbar.

• events

  • onClick: (e: MouseEvent) => void, necessary.

• slots

  • trigger: string | JSX.Element, necessary, it is usually an icon, which is displayed on the toolbar.

DropdownToolbar

Editor.DropdownToolbar

• props

  • title: string, not necessary, title of toolbar.
  • visible: boolean, necessary.

• events

  • onChange: (visible: boolean) => void, necessary.

• slots

  • trigger: string | JSX.Element, necessary, it is usually an icon, which is displayed on the toolbar.
  • overlay: string | JSX.Element, necessary, content of dropdown box.

ModalToolbar

Editor.ModalToolbar

• props

  • title: string, not necessary, title of toolbar.
  • modalTitle: string, not necessary, title of the Modal.
  • visible: boolean, necessary, visibility of Modal.
  • width: string, not necessary, width of Modal, default auto.
  • height：string, same as width.
  • showAdjust: boolean, not necessary, visibility of fullscreen button.
  • isFullscreen: boolean, necessary when showAdjust = true, status of fullscreen.

• events

  • onClick: () => void, necessary.
  • onClose：() => void, necessary, close event.
  • onAdjust：(val: boolean) => void, fullscreen button click event.

• slots

  • trigger: string | JSX.Element, necessary, it is usually an icon, which is displayed on the toolbar.
  • overlay: string | JSX.Element, necessary, content of Modal.

Catalog

Editor.MdCatalog

• props

  • editorId: string, necessary, same as editor's editorId, used to register listening events.
  • class: string, not necessary.
  • markedHeadingId: MarkedHeadingId, not necessary, same as editor.
  • scrollElement: string | HTMLElement, not necessary, it is an element selector when its type is string. When previewOnly eq true, it is usually set to document.documentElement.
  • theme: 'light' | 'dark', not necessary, provide it when you want to change theme online, it is the same as Editor theme.

Examples

Jsx module

import { defineComponent, reactive } from 'vue';
import MdEditor from 'md-editor-v3';
import 'md-editor-v3/lib/style.css';

export default defineComponent({
  setup() {
    const md = reactive({
      text: '# Hello Editor'
    });
    return () => (
      <MdEditor modelValue={md.text} onChange={(value) => (md.text = value)} />
    );
  }
});

Vue template

<template>
  <md-editor v-model="text" preview-only />
</template>

<script setup>
import { ref } from 'vue';
import MdEditor from 'md-editor-v3';
import 'md-editor-v3/lib/style.css';

const text = ref('# Hello Editor');
</script>

Upload picture

Tips：When you paste and upload GIF, it will upload a static picture. So you should upload it by file system!