1.地图： https://developers.arcgis.com/javascript/latest/guide/style-feature-layers/
2.图表：https://visjs.org/
3.表格导出图片 https://blog.csdn.net/xiaoxiaojie12321/article/details/81780900
table2excel
4.图片加载失败时，用默认图片代替：https://blog.csdn.net/Amy_cloud/article/details/88289907 https://juejin.im/post/5d3e4304f265da1b8608cee5?utm_source=gold_browser_extension
5. Array of() https://developer.mozilla.org/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Array/of
6. nginx在前端的应用：https://juejin.im/post/5bacbd395188255c8d0fd4b2