diff --git a/src/react/ReactChildren.js b/src/react/ReactChildren.js
index bbc07d81edaad3705a3dca0942e1cbc01bff2624..86c1339593b92f39763cf2d214cc7fb13d8455b2 100644
--- a/src/react/ReactChildren.js
+++ b/src/react/ReactChildren.js
@@ -1,6 +1,20 @@
 function mapChildren(children, func, context) {
-    //TODO实现此mapChildren方法
-    return children;
+    const mapedChildren = flatten(children) 
+    const finalChildren = flatten(mapedChildren.map(func));
+    return finalChildren;
+}
+
+function flatten(children) {
+    const flattenedChildren = [];
+    children.forEach((item, index) => {
+        if (item instanceof Array ) {
+            const temp = flatten(item);
+            flattenedChildren.push(...temp);
+        } else {
+            flattenedChildren.push(item)
+        }
+    })
+    return flattenedChildren;
 }
 
 export {