Where's the iPhone MIME type database?

Question

I have a program for the iPhone that is supposed to be doing intelligent things (picking out appropriate icons for file types) given a list of filenames. I\'m looking for t

Answer 1

Updating the great and accepted answer to Swift 5.3, as an URL extension

extension URL {
    var mime: String {
        guard
            let uti = UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, pathExtension as CFString, nil)
        else { return "" }
        let mime = uti.takeRetainedValue() as String
        uti.release()
        return mime
    }
}