Mastering Kotlin Essentials/

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Booleans

Booleans

Learn about boolean type with insights on equality, relational operators, and logical operators.

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Another basic type is Boolean, which has two possible values: true and false.

Kotlin 1.5
fun main() {
    val b1: Boolean = true
    println(b1) // true
    val b2: Boolean = false
    println(b2) // false
}

We use booleans to express yes/no answers, such as:

  • Is the user an admin?

  • Has the user accepted the cookies policy? ...