diff --git a/数据结构与算法之美/深度优先遍历.md b/数据结构与算法之美/深度优先遍历.md
index e284b1a..bafb0a2 100644
--- a/数据结构与算法之美/深度优先遍历.md
+++ b/数据结构与算法之美/深度优先遍历.md
@@ -1,2 +1,17 @@
 # 深度优先遍历
-TODO：占个位置以后再写
\ No newline at end of file
+TODO：占个位置以后再写
+
+```javascript
+const node = {
+	name: "node 1",
+	children: []
+};
+
+function DFS(node) {
+	console.log("探寻", node.name);
+	node.children.forEach(child => {
+		DFS(child);
+	});
+	console.log("回溯", node.name);
+}
+```
\ No newline at end of file