About the triggering of onblur event_html/css_WEB-ITnose

I hope to add the onblur event in the input. During debugging, I found that the event cannot be triggered when opening the webpage in the Aoyou browser, but it can be triggered in 360 and IE. Please tell me what is going on and how to solve it?

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Supplement: Opening the page in the Aoyou browser can trigger the onclick event

It is most likely to be browsing For browser compatibility events, I suggest you use jquery. It has already handled most of the browser compatibility issues for us, making it easier to write.