Kotlin – Modern Multi platform Android App Development Mobile App Development Services
When you invent about Android App development, odds are one programming language instantly springs to mind: Java.
While it’s valid that the greater part of Android applications is composed in Java, with regards to Android app development, Java isn’t your solitary choice.
You can compose Android applications in any language that can assemble and keep running on the Java Virtual Machine (JVM), and your end clients will be unaware. What’s more, one JVM-good programming language that is truly taken the eye of the Android association is Kotlin, a statically written programming language from JetBrains.
If you’ve heard great things about Kotlin and are occupied with attempting it for yourself, at that point you’re in the correct place. In this three-section arrangement, I will share all that you have to know so as to begin utilizing Kotlin for Android development.
Kotlin is now an official language on Android. It’s expressive, compact, and powerful. Best of all, it’s interoperable with our current Android languages and runtime. Google has officially announced Kotlin as a first class language for Android.
Modern. Expressive. Safe.
It contains security features for null ability and immutability, to make your Android apps strong and performant by default.
Kotlin is the first of its kind statically wrote programming language that can be utilized for building current multi-stage applications.
Java has been the essential language for Android app development until the point when Kotlin appeared. After the coming of Kotlin, it is out of line to state ‘Java is the main or rather the best decision for development’.
For what reason Should ‘Kotlin’ be Android app Developer’s Choice?
Designers who have officially changed from Java to Kotlin to program applications would know how it is superior to Java. Kotlin app development has risen as a developing selection of organizations needing to construct one of a kind applications. Created by JetBrains, this programming language is even-minded and compact, which makes coding a fantastic affair for designers.
Our hire dedicated programmers loved to build the best apps and it’s their dedication. we can help you to build the best website and mobile app for Android and iPhone. we are providing the best web application at affordable prices. Our hire Android Apps Developers are experts in standard software technologies and utilize many different development tools to design productive and user-friendly Android applications for Android smartphones and tablets.
Given underneath are an arrangement of highlights that clarify why designers ought to settle on Kotlin:
Java Interoperability
Familiar Syntax
Less Coding
Ease of Learning
Concise Coding
Safety
Free to Use
Tool-friendly
What Java has that Kotlin does not
Checked exceptions
Primitive types that are not classes
Static members
Non-private fields
Wildcard-types
What Kotlin has that Java does not
Lambda expressions + Inline functions = performant custom control structures
Extension functions
Null-safety
Smart casts
String templates
Properties
Primary constructors
First-class delegation
Type inference for variable and property types
Singletons
Declaration-site variance & Type projections
Range expressions
Operator overloading
Companion objects
Data classes
Separate interfaces for read-only and mutable collections
From Java To Kotlin – Your Cheat Sheet For
Print to Console
Java
Constants and Variables
Java
System.out.print("Amit Shekhar"); System.out.println("Amit Shekhar");
String name = "Amit Shekhar"; final String name = "Amit Shekhar";
Kotlin print("Amit Shekhar") println("Amit Shekhar")
Kotlin
var name = "Amit Shekhar" val name = "Amit Shekhar"
From Java To Kotlin – Your Cheat Sheet For
Print to Console
Java
Constants and Variables
Java
System.out.print("Amit Shekhar"); System.out.println("Amit Shekhar");
String name = "Amit Shekhar"; final String name = "Amit Shekhar";
Kotlin print("Amit Shekhar") println("Amit Shekhar")
Kotlin
var name = "Amit Shekhar" val name = "Amit Shekhar"
From Java To Kotlin – Your Cheat Sheet For
Assigning the null value
Concatenation of strings Java
Java String otherName; otherName = null; Kotlin
var otherName : String? otherName = null
String firstName = "Amit"; String lastName = "Shekhar"; String message = "My name is: " + firstName + " “+ lastName; Kotlin
val firstName = "Amit" val lastName = "Shekhar" val message = "My name is: $firstName $lastName"
From Java To Kotlin – Your Cheat Sheet For
New line in a string
Ternary Operations Java
Java String text = "First Line\n" + "Second Line\n" + "Third Line"; Kotlin
val text = """ |First Line |Second Line |Third Line """.trimMargin()
String text = x > 5 ? "x > 5" : "x <= 5"; String message = null; log(message ! = null ? message : ""); Kotlin
val text = if (x > 5) "x > 5" else "x <= 5" val message: String? = null log(message ?: "")
From Java To Kotlin – Your Cheat Sheet For
Logical Operators
Java final final final final final final
Kotlin
int andResult = a & b; int orResult = a | b; int xorResult = a ^ b; int rightShift = a >> 2; int leftShift = a << 2; int unsignedRightShift = a >>> 2;
val andResult = a and b val orResult = a or b val xorResult = a xor b val rightShift = a shr 2 val leftShift = a shl 2 val unsignedRightShift = a ushr 2
From Java To Kotlin – Your Cheat Sheet For
Check the type and casting
Multiple conditions
Java if (object instanceof Car) { } Car car = (Car) object; Kotlin
if (object is Car) { } var car = object as Car // if object is null var car = object as? Car // var car = object as Car?
Java if (score >= 0 && score <= 300) { } Kotlin
if (score in 0..300) { }
From Java To Kotlin – Your Cheat Sheet For
Splitting arrays
Java String[] splits = "param=car".split("="); String param = splits[0]; String value = splits[1]; Kotlin
val (param, value) = "param=car".split("=")
Defining methods
Java void doSomething() { // logic here } Kotlin
fun doSomething() { // logic here }
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