takeWhile (original) (raw)

Returns a list containing first elements satisfying the given predicate.

Since Kotlin

1.0

Samples

import kotlin.math.*
import kotlin.test.*

fun main() { 
   //sampleStart 
   val chars = ('a'..'z').toList()
println(chars.take(3)) // [a, b, c]
println(chars.takeWhile { it < 'f' }) // [a, b, c, d, e]
println(chars.takeLast(2)) // [y, z]
println(chars.takeLastWhile { it > 'w' }) // [x, y, z] 
   //sampleEnd
}

Returns a list containing first elements satisfying the given predicate.

Since Kotlin

1.3

Samples

import kotlin.math.*
import kotlin.test.*

fun main() { 
   //sampleStart 
   val chars = ('a'..'z').toList()
println(chars.take(3)) // [a, b, c]
println(chars.takeWhile { it < 'f' }) // [a, b, c, d, e]
println(chars.takeLast(2)) // [y, z]
println(chars.takeLastWhile { it > 'w' }) // [x, y, z] 
   //sampleEnd
}