1. Markdown 编辑器 Example![1.gif](https://p3-juejin.byteimg.co

<!DOCTYPE html>
<html>
  <head>
    <title>Markdown Editor</title>
    <script src="https://unpkg.com/vue@2"></script>
    <script src="https://unpkg.com/marked@0.3.6"></script>
    <script src="https://unpkg.com/lodash@4.16.0"></script>
    <link rel="stylesheet" type="text/css" href="./style.css" />
  </head>
  <body>
    <div id="editor">
      <textarea :value="input" @input="update"></textarea>
      <div v-html="compiledMarkdown"></div>
    </div>

    <script>
      new Vue({
        el: "#editor",
        data: {
          input: "# hello"
        },
        computed: {
          compiledMarkdown: function() {
            return marked(this.input, { sanitize: true });
          }
        },
        methods: {
          update: _.debounce(function(e) {
            this.input = e.target.value;
          }, 300)
        }
      });
    </script>
  </body>
</html>

/* ./style.css */
html,
body,
#editor {
  margin: 0;
  height: 100%;
  font-family: "Helvetica Neue", Arial, sans-serif;
  color: #333;
}

textarea,
#editor div {
  display: inline-block;
  width: 49%;
  height: 100%;
  vertical-align: top;
  box-sizing: border-box;
  padding: 0 20px;
}

textarea {
  border: none;
  border-right: 1px solid #ccc;
  resize: none;
  outline: none;
  background-color: #f6f6f6;
  font-size: 14px;
  font-family: "Monaco", courier, monospace;
  padding: 20px;
}

code {
  color: #f66;
}