diff --git a/docs/api/ui/animation.md b/docs/api/ui/animation.md
index 4a06820dfd893743f61b92bf009e84812b235e1c..27bab153c5f409990a5310ab0f5279889d4aa6ba 100644
--- a/docs/api/ui/animation.md
+++ b/docs/api/ui/animation.md
@@ -122,24 +122,24 @@ var animation = uni.createAnimation({
 export default{
   data() {
     return {
-      animationData: {}
+      animationData: {},
+      animation:''
     }
   },
   onShow: function(){
-    var animation = uni.createAnimation({
+    this.animation = uni.createAnimation({
       duration: 1000,
-        timingFunction: 'ease',
+      timingFunction: 'ease',
     })
 
-    this.animation = animation
 
-    animation.scale(2,2).rotate(45).step()
+    this.animation.scale(2,2).rotate(45).step()
 
-    this.animationData = animation.export()
+    this.animationData = this.animation.export()
 
     setTimeout(function() {
-      animation.translate(30).step()
-      this.animationData = animation.export()
+      this.animation.translate(30).step()
+      this.animationData = this.animation.export()
     }.bind(this), 1000)
   },
   methods:{