Kotlin operators

The Unit type is what you return from a function that doesn’t return anything of interest . Such a function is usually performing some kind of side effect. The unit type has only one possible value, which is the Unit object. You use Unit as a return type in Kotlin when you would use void (lowercase v) in Java.

Kotlin doesn’t have primitive type (I mean you cannot declare primitive directly). It uses classes like Int , Float as an object wrapper for primitives.

In Kotlin the boolean data type is a primitive data type having one of two values: true or false .5 Tem 2020

Kotlin built in data type are categorized as following different categories: Number. Character. … Number Types. Data TypeBit Width (Size)Data RangeByte8 bit-128 to 127Short16 bit-32768 to 32767Int32 bit-2,147,483,648 to 2,147,483,647Long64 bit-9,223,372,036,854,775,808 to +9,223,372,036,854,775,807Kotlin Data Type – javatpoint www.javatpoint.com › kotlin-data-type

Common data types include:

In Kotlin, use val to declare a constant or var keywords to declare a variable . You can specify a type such as String or Int after the variable name. In the example below, we declared a constant firstName of type String with the val keyword.

Character data type represents the small letters(a-z), Capital letters(A-Z), digits(0-9) and other symbols. Let’s write a program to represent character data type. How to Send Data Back to MainActivity in Android using Kotlin? … Kotlin Data Types. Data TypeBitsData Rangeboolean1 bittrue or falseKotlin Data Types – GeeksforGeeks www.geeksforgeeks.org › kotlin-data-types