javascript - 如何在服务端利用user-agent精准判断浏览器类型？
如果不能使用ua精确判断，请列出你的方案
回复内容：
如果不能使用ua精确判断，请列出你的方案
ua可以由用户在浏览器端改变，所以服务端获取的可能不准。
浏览器厂商为了获取更高的兼容性，可能将它的ua改成主流浏览器的ua，所以服务端获取的可能不准。
综上，用js对浏览器进行能力检测还是最稳定的。
比如 !!window.MozillaTool 返回true那应该是firefox了。
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