In Kotlin, the “this” keyword allows us to refer to the instance of a class whose function we happen to be running .
Read moreWhat does 2 exclamation marks mean in Kotlin?
AndroidMobile DevelopmentApps/ApplicationsKotlin. In Kotlin, “!!” is an operator that is known as the double-bang operator . This operator is also known as “not-null assertion operator”. This operator is used to convert any value to a non-NULL type value and it throws an exception if the corresponding value is NULL.
Read moreWhat is the symbol in Kotlin?
Kotlin arithmetic operators SymbolName+Addition-Subtraction*Multiplication/Divisionoperators, expressions, precedence, associativity in Kotlin – ZetCode zetcode.com › kotlin › operators
Read moreWhat is unit type in Kotlin?
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.
Read moreDoes Kotlin have primitive types?
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.
Read moreIs Boolean a primitive data type in Kotlin?
In Kotlin the boolean data type is a primitive data type having one of two values: true or false .5 Tem 2020
Read moreHow does Kotlin define data type?
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
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