On mobile devices such as the iPad, I would like to disable a feature that only works if position:fixed is supported. Is there a way to detect these devices without using the user agent string? The reason is that I would like to avoid searching for iPad, iPhone, iPod, Android, etc if possible.On mobile devices such as the iPad, I would lik
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如何检测定位缺失:用一般的方法固定?
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