• Purchase flow
    1. 1. Product preview
    2. 2. Payment form
    3. 3. Receipt
  • Style

      Pick a theme:


    • Use theme defaults

      Customize:

    • Video thumbnail processing...
    • Learn more

      Custom CSS:

    • Preview Reset
      CSS hints

      Is this your street address?

      Card

      ···· ···· ···· 4242
      Test card

      05/18

      Card

      Use a different card?

      Card

      pp paypal

      or pay with

      We do not keep any of your sensitive credit card information on file with us unless you ask us to after this purchase is complete.

      or pay with

      Please confirm your location:
      Your card will be charged .

      Thank you!

        Gumroad Library

        Download from the App Store or text yourself a link to the app

        Download from the App Store or text yourself a link to the app

        Send SMS
        Nevermind

        $99

          Functional Swift + Advanced Swift + Optimizing Collections

          Functional Swift + Advanced Swift + Optimizing Collections

          Everything we wrote about Swift!

          Functional Swift introduces you to functional programming concepts – one more tool in your toolbox to write better code.

          Advanced Swift takes you through Swift's features, from low-level programming to high-level abstractions.

          Optimizing Collections shows how to write very efficient Swift collection code through lots of examples.

          Sorry, this item is not available in your location.
          Sold out, please go back and pick another option.

          You have purchased this product previously. You can buy it again by clicking the button above.

          Card

          ···· ···· ···· 4242
          Test card

          05/18

          Card

          Use a different card?

          Card

          pp paypal

          or pay with

          We do not keep any of your sensitive credit card information on file with us unless you ask us to after this purchase is complete.

          or pay with

          Please confirm your location:
          Your card will be charged US$99.

          Your rental will be available for 30 days. Once started, you’ll have 72 hours to watch it as much as you’d like!

          Thank you!

            Gumroad Library

            Download from the App Store or text yourself a link to the app

            Download from the App Store or text yourself a link to the app

            Send SMS
            Nevermind

            Thanks for purchasing the "Everything Swift" bundle!

            As a special thank you, we’d like to offer you a one month trial for Swift Talk, our weekly live-coding video series. It’s free for the first month, and you can cancel at any time.

            To start your trial, click here: https://talk.objc.io/promo/try-swift-talk