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front-end-monitoring's Issues

addEventListener('error') 的描述有点不太准确

onerror:
当JavaScript运行时错误(包括语法错误)发生时,window会触发一个ErrorEvent接口的error事件,并>执行window.onerror()。

addEventListener('error')
当一项资源(如图片或脚本)加载失败,加载资源的元素会触发一个Event接口的error事件,并执行该>元素上的onerror()处理函数。这些error事件不会向上冒泡到window,不过(至少在Firefox中)能被单>一的window.addEventListener捕获。

addEventListener('error') 也能捕获到语法错误呀。

而且现在也都推荐使用事件监听,而不是直接就使用 onerror,因为会被重写掉,但是 onerror 有个好处就是当 return ture 的时候,可以不抛错。而 addEventListener('error') 就阻止不了系统向控制台抛错。

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