// Import package
import 'package:contacts_service/contacts_service.dart';

// Get all contacts
Iterable<Contact> contacts = await ContactsService.getContacts();

// Get contacts matching a string
Iterable<Contact> johns = await ContactsService.getContacts(query : "john");

// Add a contact
// The contact must have a firstName / lastName to be successfully addded
await ContactsService.addContact(newContact);

//Delete a contact
await ContactsService.deleteContact(contact);