How to open mail app from Swift

You can use simple mailto: links in iOS to open the mail app.

let email = "[email protected]"
if let url = URL(string: "mailto:\(email)") {
  if #available(iOS 10.0, *) {
    UIApplication.shared.open(url)
  } else {
    UIApplication.shared.openURL(url)
  }    
}

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