From 2520e88123bde4f4d31415bb362183964f94ca48 Mon Sep 17 00:00:00 2001
From: jaywcjlove <398188662@qq.com>
Date: Tue, 23 Jul 2024 14:36:32 +0800
Subject: [PATCH] doc: update example #649

---
 core/README.md | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/core/README.md b/core/README.md
index c00a0e574..9ba093416 100644
--- a/core/README.md
+++ b/core/README.md
@@ -583,6 +583,30 @@ export default function App() {
 }
 ```
 
+### Disallowed Elements
+
+```jsx mdx:preview
+import React from "react";
+import MDEditor from '@uiw/react-md-editor';
+
+export default function App() {
+  const [value, setValue] = React.useState("**Hello world!!!**  <style>body{display:none;}</style> ");
+  return (
+    <div className="container">
+      <MDEditor
+        value={value}
+        height="100%"
+        previewOptions={{
+          disallowedElements: ['style'],
+        }}
+        visibleDragbar={false}
+        onChange={setValue}
+      />
+    </div>
+  );
+}
+```
+
 ### Preview Markdown
 
 [![Open in CodeSandbox](https://img.shields.io/badge/Open%20in-CodeSandbox-blue?logo=codesandbox)](https://codesandbox.io/embed/react-md-editor-preview-markdown-vrucl?fontsize=14&hidenavigation=1&theme=dark)