any

import kotlin.test.*

fun main() { 
   //sampleStart 
   val emptyList = emptyList<Int>()
println("emptyList.any() is ${emptyList.any()}") // false

val nonEmptyList = listOf(1, 2, 3)
println("nonEmptyList.any() is ${nonEmptyList.any()}") // true 
   //sampleEnd
}
xxxxxxxxxx
 
​
val emptyList = emptyList<Int>()
println("emptyList.any() is ${emptyList.any()}") // false
​
val nonEmptyList = listOf(1, 2, 3)
println("nonEmptyList.any() is ${nonEmptyList.any()}") // true 
​
Open in Playground →
Target: JVMRunning on v.2.1.10

import kotlin.test.*

fun main() { 
   //sampleStart 
   val isEven: (Int) -> Boolean = { it % 2 == 0 }
val zeroToTen = 0..10
println("zeroToTen.any { isEven(it) } is ${zeroToTen.any { isEven(it) }}") // true
println("zeroToTen.any(isEven) is ${zeroToTen.any(isEven)}") // true

val odds = zeroToTen.map { it * 2 + 1 }
println("odds.any { isEven(it) } is ${odds.any { isEven(it) }}") // false

val emptyList = emptyList<Int>()
println("emptyList.any { true } is ${emptyList.any { true }}") // false 
   //sampleEnd
}
xxxxxxxxxx
 
​
val isEven: (Int) -> Boolean = { it % 2 == 0 }
val zeroToTen = 0..10
println("zeroToTen.any { isEven(it) } is ${zeroToTen.any { isEven(it) }}") // true
println("zeroToTen.any(isEven) is ${zeroToTen.any(isEven)}") // true
​
val odds = zeroToTen.map { it * 2 + 1 }
println("odds.any { isEven(it) } is ${odds.any { isEven(it) }}") // false
​
val emptyList = emptyList<Int>()
println("emptyList.any { true } is ${emptyList.any { true }}") // false 
​
Open in Playground →
Target: JVMRunning on v.2.1.10