Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Ask a Question
Welcome To Ask or Share your Answers For Others

Categories

onunload方法里面使用异步XHR的话，callback会执行吗？

0 votes
459 views
in Technique[技术] by (71.8m points)

onunload方法里面使用异步XHR的话，callback会执行吗？

窗口关闭以后，会自动执行onunload方法，现在想在onunload里面加个异步更新处理，不知道可行吗？
网上找资料，有些人说因为窗口已经关闭了，没法执行ajax返回的结果（错误/正确）？是这样的吗


与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
Welcome To Ask or Share your Answers For Others

1 Answer

0 votes
by (71.8m points)

执行不了。但是请求肯定是发出去的。

下面是三个关闭时发请求的测试demo，ajax的结果在network里面可以看

https://www.lilnong.top/stati...

https://www.lilnong.top/stati...

https://www.lilnong.top/stati...


与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question

Just Browsing Browsing

2.1m questions

2.1m answers

60 comments

56.6k users

Most popular tags

Powered by Question2Answer
Donate
Theme by Q2A Market&&OStack.cn
...