Merge branch 'jzl'

danger-manage-web/src/utils/cesium/cesiumClass.js

 /*
  * @Author: your name
  * @Date: 2021-12-07 14:19:18
- * @LastEditTime: 2022-10-12 09:15:48
+ * @LastEditTime: 2022-10-12 10:09:44
  * @LastEditors: 纪泽龙 jizelong@qq.com
  * @Description: 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
  * @FilePath: /cesium-vue/src/utils/seieumClass.js
  */
 window.danger = { name: "", colorNum: null, path: [], data: {} };
-window.dangerArr = JSON.parse(localStorage.getItem('J') ).length>0? JSON.parse(localStorage.getItem('J') ): [];
+window.dangerArr = JSON.parse(localStorage.getItem('J') )?.length>0? JSON.parse(localStorage.getItem('J') ): [];
 window.repeat = () => {
   window.danger = { name: "", path: [], data: {} };
 };