all
inline fun ByteArray.all(
predicate: (Byte) -> Boolean
): Boolean
inline fun ShortArray.all(
predicate: (Short) -> Boolean
): Boolean
inline fun IntArray.all(predicate: (Int) -> Boolean): Boolean
inline fun LongArray.all(
predicate: (Long) -> Boolean
): Boolean
inline fun FloatArray.all(
predicate: (Float) -> Boolean
): Boolean
inline fun DoubleArray.all(
predicate: (Double) -> Boolean
): Boolean
inline fun BooleanArray.all(
predicate: (Boolean) -> Boolean
): Boolean
inline fun CharArray.all(
predicate: (Char) -> Boolean
): Boolean
inline fun <T> Iterable<T>.all(
predicate: (T) -> Boolean
): Boolean
@ExperimentalUnsignedTypes inline fun ULongArray.all(
predicate: (ULong) -> Boolean
): Boolean
@ExperimentalUnsignedTypes inline fun UByteArray.all(
predicate: (UByte) -> Boolean
): Boolean
@ExperimentalUnsignedTypes inline fun UShortArray.all(
predicate: (UShort) -> Boolean
): Boolean
Returns true
if all elements match the given predicate.
import kotlin.test.*
fun main(args: Array<String>) {
//sampleStart
val isEven: (Int) -> Boolean = { it % 2 == 0 }
val zeroToTen = 0..10
println("zeroToTen.all { isEven(it) } is ${zeroToTen.all { isEven(it) }}") // false
println("zeroToTen.all(isEven) is ${zeroToTen.all(isEven)}") // false
val evens = zeroToTen.map { it * 2 }
println("evens.all { isEven(it) } is ${evens.all { isEven(it) }}") // true
val emptyList = emptyList<Int>()
println("emptyList.all { false } is ${emptyList.all { false }}") // true
//sampleEnd
}
Returns true
if all entries match the given predicate.
import kotlin.test.*
fun main(args: Array<String>) {
//sampleStart
val isEven: (Int) -> Boolean = { it % 2 == 0 }
val zeroToTen = 0..10
println("zeroToTen.all { isEven(it) } is ${zeroToTen.all { isEven(it) }}") // false
println("zeroToTen.all(isEven) is ${zeroToTen.all(isEven)}") // false
val evens = zeroToTen.map { it * 2 }
println("evens.all { isEven(it) } is ${evens.all { isEven(it) }}") // true
val emptyList = emptyList<Int>()
println("emptyList.all { false } is ${emptyList.all { false }}") // true
//sampleEnd
}