Top 50 Differences Between Java and Kotlin | Java Vs Kotlin

Java VS Kotlin
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Difference Between Java and Kotlin: Java and Kotlin are both popular programming languages used for developing a wide range of applications. Java was introduced in 1995 and quickly became one of the most widely used programming languages due to its simplicity, portability, and scalability. Kotlin, on the other hand, was first introduced in 2011 by JetBrains, the same company that develops the popular IntelliJ IDEA IDE. Kotlin was designed to address some of the limitations of Java and provide developers with a more concise, expressive, and safe language for developing modern applications.

Kotlin Vs. Java: What Are the Differences?

Although both Java and Kotlin are used for developing similar types of applications, they differ in several ways, such as syntax, type inference, null safety, functional programming support, and more. Understanding the Differences Between Java and Kotlin is essential for the one who wants to choose the best tool for a particular project or learn a new language to enhance their skills. In this context, it is worth comparing and contrasting the features, advantages, and drawbacks of Java and Kotlin to determine which language is better suited for a particular development task. Without any delay, get to know Java Vs Kotlin which has been provided in a tabular format.

Differences Between Java and Kotlin

What is Java?

Java is a high-level, object-oriented programming language that was first introduced by Sun Microsystems in 1995. It is designed to be platform-independent, meaning that Java code can run on any device or operating system that has a Java Virtual Machine (JVM) installed. Java is widely used for developing applications ranging from web and mobile apps to enterprise-level systems. It features a large standard library, robust memory management, automatic garbage collection, and support for multithreading, making it suitable for building complex and scalable applications. Java also has a large and active community of developers, with numerous libraries and frameworks available for use.

What is Kotlin?

Kotlin is a modern, open-source programming language developed by JetBrains, the makers of popular development tools such as IntelliJ IDEA and ReSharper. It was first introduced in 2011 and has since gained a lot of popularity among developers, particularly those working on Android applications. Kotlin is a statically typed language that is designed to be concise, expressive, and safe. It is interoperable with Java, which means that developers can use both languages in the same project. Kotlin also features a rich standard library, support for functional programming paradigms, and strong null safety features, making it a powerful and versatile language.

Top 50 Differences Between Java and Kotlin

In the below table, we have articulated the top 50 variations between Java and Kotlin, showcasing the strengths and drawbacks of each language in different development contexts.

S.No Java Kotlin
1 Uses public static void main(String[] args) as entry point Uses fun main(args: Array<String>) as entry point
2 Requires semicolons to end statements Does not require semicolons to end statements
3 Allows null values Has null safety through nullable and non-nullable types
4 Uses primitive data types (int, double, etc.) Provides optional primitive data types (Int?, Double?, etc.)
5 Uses inheritance for class extension Uses both inheritance and composition for class extension
6 Supports checked exceptions Does not support checked exceptions
7 Does not have extension functions Has extension functions
8 Does not have operator overloading Has operator overloading
9 Does not have type inference Has type inference
10 Requires getters and setters for properties Supports properties with automatic getters and setters
11 Uses new keyword to create objects Does not use new keyword to create objects
12 Uses instanceof for type checking Uses is for type checking
13 Uses == for reference equality Uses === for reference equality and == for structural equality
14 Uses equals() for object equality Uses == for object equality and equals() for structural equality
15 Uses static typing Supports both static and dynamic typing
16 Does not have extension properties Has extension properties
17 Does not have data classes Has data classes
18 Does not have higher-order functions Has higher-order functions
19 Does not have lambda expressions Has lambda expressions
20 Does not have named parameters Has named parameters
21 Does not have default parameter values Has default parameter values
22 Does not have string interpolation Has string interpolation
23 Does not have range expressions Has range expressions
24 Does not have smart casts Has smart casts
25 Does not have destructuring declarations Has destructuring declarations
26 Does not have function types Has function types
27 Does not have sealed classes Has sealed classes
28 Does not have type aliases Has type aliases
29 Does not have coroutines Has coroutines
30 Has static methods and fields Does not have static methods and fields
31 Requires explicit return type for functions Supports type inference for function return type
32 Uses StringBuilder for string concatenation Uses string templates for string concatenation
33 Uses foreach for iterating collections Uses for loops with ranges for iterating collections
34 Uses ArrayList for dynamic arrays Uses mutableListOf for dynamic arrays
35 Uses LinkedList for linked lists Uses mutableListOf with LinkedList as a parameter for
36 Uses HashMap for hash tables Uses mutableMapOf for hash tables
37 Uses HashSet for hash sets Uses mutableSetOf for hash sets
38 Uses Arrays for fixed-size arrays Uses arrayOf for fixed-size arrays
39 Uses Enum for enumeration types Uses enum class for enumeration types
40 Uses interface for abstract data types Uses interface and abstract class for abstract data types
41 Uses static keyword for static members Uses companion object for static members
42 Uses synchronized keyword for thread safety Uses @Synchronized annotation for thread safety
43 Uses Thread class for threading Uses coroutines and the kotlinx.coroutines library for threading
44 Does not have extension functions for collections Has extension functions for collections
45 Does not have extension functions for strings Has extension functions for strings
46 Does not have extension functions for numbers Has extension functions for numbers
47 Uses switch statement for multiway branching Uses when statement for multiway branching
48 Uses try-catch-finally for exception handling Uses try-catch for exception handling and finally for cleanup
49 Uses Math class for math functions Has top-level math functions
50 Uses System.out.println for console output Uses println for console output

Conclusion | Kotlin Vs Java

Java and Kotlin are both powerful programming languages that offer unique features and advantages. While Java has been around for several decades and has a vast developer community, Kotlin has gained popularity in recent years for its modern features and expressiveness. Both languages can be used for a wide range of applications, from desktop and mobile apps to web development and enterprise solutions. Choosing between Java and Kotlin often depends on the specific needs and requirements of a project, as well as the expertise and preferences of the development team. Ultimately, both languages offer unique benefits, and it is up to the developers to decide which language is better suited for their particular use case.

It is believed that this article on the Top 50 Differences Between Java and Kotlin has imparted knowledge to the reader. To continue learning, it is recommended to follow our daily updates @ freshersnow.com.