How to open WhatsApp from Swift app?

Question

I am using webview for my Swift app and I have \"Share on WhatsApp\" button on my website which works fine on a browser. But on iPhone app, when I click on the butt

Answer 1

Here is a simple answer I use in a switch structure. This loads whatsApp. I am still looking for a way to call a specific contact.

case "whatsApp":
        let usefullWhere: String = "whatsapp://?app"//
        let url = NSURL(string: usefullWhere)!
        UIApplication.sharedApplication().openURL(url)