markdown
/
index.html

<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>MarkDown测试 基于SimpleMDE</title>
    <link href="https://cdn.bootcss.com/simplemde/1.11.2/simplemde.min.css" rel="stylesheet">
    <link href="https://cdn.bootcss.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">
    <link href="https://cdn.bootcss.com/highlight.js/9.13.0/styles/github-gist.min.css" rel="stylesheet">
</head>
<body>
<textarea></textarea>
<script src="https://cdn.bootcss.com/simplemde/1.11.2/simplemde.min.js"></script>
<script src="https://cdn.bootcss.com/highlight.js/9.13.1/highlight.min.js"></script>
<script>
    var simplemde = new SimpleMDE({
        element: document.querySelector('textarea'),
        autoDownloadFontAwesome:false,//true从默认地址引入fontawesome依赖 false需自行引入(国内用bootcdn更快点)
        autofocus:true,
        autosave: {
            enabled: true,
            uniqueId: "SimpleMDE",
            delay: 1000,
        },
        blockStyles: {
            bold: "**",
            italic: "*",
            code: "```"
        },
        forceSync: true,
        hideIcons: false,
        indentWithTabs: true,
        lineWrapping: true,
        renderingConfig:{
            singleLineBreaks: false,
            codeSyntaxHighlighting: true // 需要highlight依赖
        },
        showIcons: true,
        spellChecker: true
    });
    // 默认开启预览模式
    simplemde.toggleSideBySide();
    simplemde.value("" +
        "## 测试DEMO\n" +
        "\n" +
        "----\n" +
        "#### 图片\n" +
        "![图片demo](https://alpha.wallhaven.cc/wallpapers/thumb/small/th-729362.jpg)\n" +
        "\n" +
        "----\n" +
        "#### 代码块\n" +
        "```javascript\n" +
        "function(){\n" +
        "\talert('hello wolrd');\n" +
        "}\n" +
        "\n" +
        "```\n" +
        "\n" +
        "```java\n" +
        "public static void main(String args[]){\n" +
        "\tSystem.out.println(\"hello wolrd\");\n" +
        "}\n" +
        "```\n" +
        "\n" +
        "```shell\n" +
        "echo \"hello wolrd\"\n" +
        "```\n" +
        "\n" +
        "----\n" +
        "## END" +
        "");
</script>
</body>
</html>