基于Java+Springboot的在线教育系统

# Editor.md        **Editor.md** : The open source embeddable online markdown editor (component), based on CodeMirror & jQuery & Marked. ### Features - Support Standard Markdown / CommonMark and GFM (GitHub Flavored Markdown); - Full-featured: Real-time Preview, Image (cross-domain) upload, Preformatted text/Code blocks/Tables insert, Code fold, Search replace, Read only, Themes, Multi-languages, L18n, HTML entities, Code syntax highlighting...; - Markdown Extras : Support [ToC (Table of Contents)](https://pandao.github.io/editor.md/examples/toc.html), [Emoji](https://pandao.github.io/editor.md/examples/emoji.html), [Task lists](https://pandao.github.io/editor.md/examples/task-lists.html), [@Links](https://pandao.github.io/editor.md/examples/@links.html)...; - Compatible with all major browsers (IE8+), compatible Zepto.js and iPad; - Support [decode & fliter of the HTML tags & attributes](https://pandao.github.io/editor.md/examples/html-tags-decode.html); - Support [TeX (LaTeX expressions, Based on KaTeX)](https://pandao.github.io/editor.md/examples/katex.html), [Flowchart](https://pandao.github.io/editor.md/examples/flowchart.html) and [Sequence Diagram](https://pandao.github.io/editor.md/examples/sequence-diagram.html) of Markdown extended syntax; - Support AMD/CMD (Require.js & Sea.js) Module Loader, and Custom/define editor plugins; [README & Examples (English)](https://pandao.github.io/editor.md/en.html) -------- **Editor.md** 是一款开源的、可嵌入的 Markdown 在线编辑器（组件），基于 CodeMirror、jQuery 和 Marked 构建。  #### 主要特性 - 支持通用 Markdown / CommonMark 和 GFM (GitHub Flavored Markdown) 风格的语法，也可[变身为代码编辑器](https://pandao.github.io/editor.md/examples/change-mode.html)； - 支持实时预览、图片（跨域）上传、预格式文本/代码/表格插入、代码折叠、跳转到行、搜索替换、只读模式、自定义样式主题和多语言语法高亮等功能； - 支持 [ToC（Table of Contents）](https://pandao.github.io/editor.md/examples/toc.html)、[Emoji表情](https://pandao.github.io/editor.md/examples/emoji.html)、[Task lists](https://pandao.github.io/editor.md/examples/task-lists.html)、[@链接](https://pandao.github.io/editor.md/examples/@links.html)等 Markdown 扩展语法； - 支持 TeX 科学公式（基于 [KaTeX](https://pandao.github.io/editor.md/examples/katex.html)）、流程图 [Flowchart](https://pandao.github.io/editor.md/examples/flowchart.html) 和 [时序图 Sequence Diagram](https://pandao.github.io/editor.md/examples/sequence-diagram.html); - 支持[识别和解析 HTML 标签，并且支持自定义过滤标签及属性解析](https://pandao.github.io/editor.md/examples/html-tags-decode.html)，具有可靠的安全性和几乎无限的扩展性； - 支持 AMD / CMD 模块化加载（支持 [Require.js](https://pandao.github.io/editor.md/examples/use-requirejs.html) & [Sea.js](https://pandao.github.io/editor.md/examples/use-seajs.html)），并且支持[自定义扩展插件](https://pandao.github.io/editor.md/examples/define-plugin.html)； - 兼容主流的浏览器（IE8+）和 [Zepto.js](https://pandao.github.io/editor.md/examples/use-zepto.html)，且支持 iPad 等平板设备； #### Download & install Download: [Github download](https://github.com/pandao/editor.md/archive/master.zip) NPM install : ```bash npm install editor.md ``` Bower install : ```bash bower install editor.md ``` #### Usages ##### Create a Markdown editor ```html <link rel="stylesheet" href="editor.md/css/editormd.min.css" /> <div id="editor"> <!-- Tips: Editor.md can auto append a `<textarea>` tag --> <textarea style="display:none;">### Hello Editor.md !</textarea> </div> <script src="jquery.min.js"></script> <script src="editor.md/editormd.min.js"></script> <script type="text/javascript"> $(function() { var editor = editormd("editor", { // width: "100%", // height: "100%", // markdown: "xxxx", // dynamic set Markdown text path : "editor.md/lib/" // Autoload modules mode, codemirror, marked... dependents libs path }); }); </script> ``` If you using modular script loader: - [Using Require.js](https://github.com/pandao/editor.md/tree/master/examples/use-requirejs.html) - [Using Sea.js](https://github.com/pandao/editor.md/tree/master/examples/use-seajs.html) ##### Markdown to HTML ```html <link rel="stylesheet" href="editormd/css/editormd.preview.css" /> <div id="test-markdown-view"> <!-- Server-side output Markdown text --> <textarea style="display:none;">### Hello world!</textarea> </div> <script src="jquery.min.js"></script> <script src="editormd/editormd.js"></script> <script src="editormd/lib/marked.min.js"></script> <script src="editormd/lib/prettify.min.js"></script> <script type="text/javascript"> $(function() { var testView = editormd.markdownToHTML("test-markdown-view", { // markdown : "[TOC]\n### Hello world!\n## Heading 2", // Also, you can dynamic set Markdown text // htmlDecode : true, // Enable / disable HTML tag encode. // htmlDecode : "style,script,iframe", // Note: If enabled, you should filter some dangerous HTML tags for website security. }); }); </script> ``` > See the full example: [http://editor.md.ipandao.com/examples/html-preview-markdown-to-html.html](http://editor.md.ipandao.com/examples/html-preview-markdown-to-html.html) ##### HTML to Markdown? Sorry, Editor.md not support HTML to Markdown parsing, Maybe In the future. #### Examples [https://pandao.github.io/editor.md/examples/index.html](https://pandao.github.io/editor.md/examples/index.html) #### Options Editor.md options and default values: ```javascript { mode : "gfm", // gfm or markdown name : "", // Form element name for post value : "", // value for CodeMirror, if mode not gfm/markdown theme : "", // Editor.md self themes, before v1.5.0 is CodeMirror theme, default empty editorTheme : "default", // Editor area, this is CodeMirror theme at v1.5.0 previewTheme : "", // Preview area theme, default empty markdown : "", // Markdown source code appendMarkdown : "", // if in init textarea value not empty, append markdown to textarea width : "100%", height : "100%", path : "./lib/", // Dependents module file directory pluginPath : "", // If this empty, default use settings.path + "../plugins/" delay : 300, // Delay parse markdown to html, Uint : ms autoLoadModules : true, // Automatic load dependent module files watch : true, placeholder : "Enjoy Markdown! coding now...", gotoLine : true, // Enable / disable goto a line codeFold : false, autoHeight : false, autoFocus : true, // Enable / disable auto focus editor left input area autoCloseTags : true, searchReplace : true, // Enable / disable (CodeMirror) search and replace function sy