iframe传递参数不能object

src/views/hzyb/chart/positionAnalysis/components/ChartBox.vue

@@ -144,7 +144,7 @@ function showDetail(name){
     if(window.innerWidth>600){
         window.parent.postMessage({
             opt:'showDetail',
-            data:data
+            data:JSON.stringify(data)
         },"*")
         return
     }