What programming languages do you need to learn to be a successful iOS developer?

To be a successful iOS developer, you need to be familiar with the following programming languages:

1. Swift:

   • Swift is the primary programming language for iOS development. It was introduced by Apple in 2014 as a modern, fast, and safe language. Swift has since become the standard language for developing iOS, macOS, watchOS, and tvOS applications. It's important to have a solid understanding of Swift and its features to write efficient and maintainable iOS code.

2. Objective-C:

   • While Swift is now the preferred language for iOS development, there are still existing projects and codebases that use Objective-C. It's beneficial to have a basic understanding of Objective-C to work with legacy code or when maintaining older apps. However, for new projects, Swift is the recommended choice.

3. Understanding of Interface Builder:

   • Interface Builder is a visual design tool that comes with Xcode, the official IDE for iOS development. While not a programming language per se, you should be familiar with creating user interfaces using Interface Builder. It allows you to design app layouts visually, connect UI elements to code, and manage the overall user experience.

In summary, Swift is the primary language you'll use for iOS development, and it's crucial to become proficient in it. Understanding Objective-C can be valuable for maintaining older codebases, but it may not be a priority for new developers entering the field. Additionally, having skills in using Interface Builder for designing user interfaces will enhance your ability to create compelling and intuitive iOS apps.