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Exclusive Kotlin Features That Facilitate Android App Development

  • By Hidden Brains
  • May 20, 2022

Kotlin Features

Kotlin is a modern programming language that is gradually gaining popularity. Kotlin’s rapid rise in popularity is mainly because of its applicability in Android App Development Solutions. It is a statically typed programming language that runs on the Java virtual machine and was designed to interoperate with Java code. It was created by JetBrains, a software development company based in Saint Petersburg, Russia, in 2010 and open-sourced in February of 2017.  Amazing Kotlin Features have given magic functionalities to developers to create comprehensive android applications.

It was designed to be a more expressive and concise alternative to Java, with a strong focus on type safety. Kotlin is a mature language with a large community, and it’s been used in production for Android, server-side, and desktop applications.

This is a programming language that is known for its simplicity. The primary motive of Kotlin is to make coding simple, diverse, and fun. Like other programming languages, Kotlin combines efficient and useful features. So, if you are planning to develop an Android app, you can use Kotlin for Android App Development Solutions.

Kotlin Features To Enhance Your Android App Development

Kotlin has many features that make it an attractive language for Android App Development Solutions. Some of the Kotlin features to enhance your Android app development include:

1. Null safety

Kotlin is a null-safe language, which means that it is designed to prevent NullPointerExceptions from occurring. Null safety is an important feature of Kotlin that makes it a safe and reliable language to use.

Null pointers can cause serious errors in a program, so null safety can help to avoid these errors. By ensuring that all variables are initialized and providing null-safe operators and functions, Kotlin helps to avoid the dreaded NullPointerException.

2. Data Classes

Kotlin’s data classes are a powerful feature that allows developers to create classes that encapsulate data. These classes are lightweight and have several built-in functions that make working with data easier. For example, data classes come with built-in functions for copying, comparing, and converting data to and from JSON. This makes data classes an ideal choice for use in applications that need to work with data in various formats.

3. Extension Functions

Extension functions are one of the most powerful features of Kotlin. They allow you to extend the functionality of a class without having to subclass it. This means you can add new functionality to existing classes without having to modify the source code.

Extension functions are declared as member functions of a class. However, they are not actually stored in the class. Instead, they are compiled into static functions that take an extra parameter – the object on which they are invoked. This object is known as the receiver.

Extension functions are resolved statically, meaning that the receiver object is not considered when they are invoked. This means you can call an extension function on any object, even if the type of the object is unknown at compile time.

4. Type Inference

Kotlin’s type inference system is designed to automatically detect the type of a variable based on the values assigned to it. This makes your code more concise and readable and eliminates the need for explicit type declarations in many cases while still providing the flexibility to declare types when necessary explicitly. The type inference system is able to infer the types of variables in most cases; however, there are some cases where the type must be explicitly declared.

5. Lambdas

Lambdas are a powerful tool for simplifying code. They can be used to create listeners that are triggered when specific events occur, for example. This can be extremely useful in situations where you need to respond to events concisely and efficiently.

Additionally, lambdas can be used to create anonymous functions that can be used to perform certain tasks. This can be particularly useful when you need to perform a task that is not directly related to the main functionality of your code. Ultimately, lambdas are a versatile tool that can be used in a variety of ways to improve the efficiency and clarity of your android code. You can also Hire Android App Developer to improve the efficiency and clarity of your android code.

6. Lazy-loading Function

Kotlin’s lazy-loading function is a great way to improve your software’s loading speed. You can reduce the starting time by loading the initial material faster while slowly loading other less important components and contents farther down the page. This can help improve your software’s overall quality and performance. You can also Hire Android App Developer; that way, your software will be able to load faster and provide a better user experience.

7. Streams and collections

When it comes to Java object collection processing, Kotlin’s use of immutable collections can help to speed things up. It addresses the issue of slow object collection processing in Java. It addresses the issue of slow object collection processing in Java because of Kotlin’s ability to compile these collections into Java. This is an excellent way of tackling the problems that often come with concurrent streams of translated items. The result is faster object collection processing and fewer displayed components, so you won’t have to wait as long for your results.

8. Smart Cast Function

The smart cast function is an important part of many programming languages, including Java and C++. It is responsible for automatically converting variables from one data type to another. This can be extremely useful in situations where different data types are required for different operations.

The smart cast function is able to identify the type of data that is being inputted and then automatically convert it to the required data type. This can save a lot of time and effort for the programmer, as they would otherwise have to convert the data types themselves manually. This function can also improve the efficiency of code by automatically converting data types that are not compatible with each other. This can help to avoid errors and unexpected results.


Android app development is an exciting process. However, Kotlin is a relatively new programming language that has been specifically developed for Android app development. Kotlin was released in 2011, and it has been gaining popularity since then. The language has the capability to work with Java libraries which makes it a good option for the developers. The platform is versatile and has been used by developers to build Android apps. It is safe to say that Kotlin is here to stay.

Related : Best Frameworks & Tools for Android App Development in 2022


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