开启关闭全屏窗口

src/views/home/component/params/params4.vue

@@ -310,8 +310,8 @@ export default {
       window.open(routeUrl.href, '_blank')
     },
     initFileList(list) {
-      this.data.length = 0
       if (list && list.length === 0) {
+        this.data.length = 0
         return
       }
       this.data = this.data.map(sub => {