diff --git a/pages-a/a-test/a-test.vue b/pages-a/a-test/a-test.vue
index cddfe2003667facf4728d1210fc84a4a036c6ab1..4de78cd412f9e61612973ac3c953ad2b2b95d9bb 100644
--- a/pages-a/a-test/a-test.vue
+++ b/pages-a/a-test/a-test.vue
@@ -34,8 +34,9 @@
         uni.navigateTo({
           url:'/pages-b/b-test/b-test'
         });
+        let that = this;
         setTimeout(()=>{
-          uni.$emit('transA',{msg:'A->B'});
+          uni.$emit('transA',{msg:that.msg});
         },100);
       },
     }