您不能从通过http服务的网站***问本地资源，因为这是出于安全考虑.想一想，如果任何网站可以访问计算机上的文件，会对您的计算机造成什么影响.对于从您所在域以外的其他域提供数据，您还将受到其他安全限制.

You cannot access local resources from a website served over http because it is a security concern. Think of what would happen to your machine if any website could access files on it. You'll have other security restrictions for serving data from a different domain from your domain as well.

您到底想通过访问本地文件来完成什么?进一步了解原因可能会为您提供更多有用的建议.否则，答案是您不能也不应这样做.

What exactly are you trying to accomplish by accessing a local file? Giving additional insight into the reason might get you more useful suggestions. Otherwise, the answer is that you can't and shouldn't do this.