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Fetch ✉️ Zip and Postal Codes of All Countries data from your Swift on iOS app

Follow this guide to fetch ✉️ Zip and Postal Codes of All Countries data from your Swift on iOS app. The URLSession library will be used to fetch the database data through its REST API.

Step 1 - Connect your app

First you need to connect your app to the ✉️ Zip and Postal Codes of All Countries database. It will authorize you to access this database API using your app keys. If your app doesn't have keys at Back4App yet, they will be generated during this process.

If your app is already connected to this database, you don't need to do this process again. Just select your app from the list below.

For your convenience, you can also use a fake app (test purposes only) and leave this step to be done later.

Which app do you want to use?

Step 2 - Customize your query

Now let's customize your query to fetch the data that you need!

Which class do you want to fetch data from?

Step 3 - Get your code

Add the following code to your Swift on iOS app (the Xcode Playground is a good place to try it out):

After executing your app, you should see the following output in your Xcode debug console: