How to Preload 'Realm' DB into iOS swift3?

Question

I am trying to implement Realm database in my app , I have realm database with some Preloaded data into it . I have searched through many stack overflow resources but didn\'t ge

Answer 1

The piece of code below works perfectly for me to load a preloaded Realm instance during the first launch of my app:

let defaultPath = Realm.Configuration.defaultConfiguration.fileURL?.path
let path = Bundle.main.path(forResource: "default", ofType: "realm")
if !FileManager.default.fileExists(atPath: defaultPath!), let bundledPath = path {
    do {
        try FileManager.default.copyItem(atPath: bundledPath, toPath: defaultPath!)
    } catch {
        print("Error copying pre-populated Realm \(error)")
    }
}