Regular Expressions Flash ActionScript

package{
  import flash.display.Sprite;
  
  public class Main extends Sprite{
    public function Main(){
        var phoneNumberPattern:RegExp = /\d\d\d-\d\d\d-\d\d\d\d/;
        trace(phoneNumberPattern.test("347-222-2225")); //true
        trace(phoneNumberPattern.test("Call 800-123-4567 now!")); //true
        trace(phoneNumberPattern.test("Call now!")); //false
    }
  }
}