script error

script error
https://zh.javascript.info/onload-onerror

https://www.cnblogs.com/chyingp/archive/2012/11/15/scriptOnerrorNotSupportedInIE6to8.html

https://juejin.cn/post/6844903751271055374

https://cloud.tencent.com/developer/news/622926

https://www.cnblogs.com/vivotech/p/11162672.html