maxOrNull

fun Array<out Double>.maxOrNull(): Double?
fun Array<out Float>.maxOrNull(): Float?
fun FloatArray.maxOrNull(): Float?
fun DoubleArray.maxOrNull(): Double?
fun Iterable<Double>.maxOrNull(): Double?
fun Iterable<Float>.maxOrNull(): Float?

Returns the largest element or null if there are no elements.

If any of elements is NaN returns NaN.

Since Kotlin

1.4

fun <T : Comparable<T>> Array<out T>.maxOrNull(): T?
fun ByteArray.maxOrNull(): Byte?
fun ShortArray.maxOrNull(): Short?
fun IntArray.maxOrNull(): Int?
fun LongArray.maxOrNull(): Long?
fun CharArray.maxOrNull(): Char?
fun <T : Comparable<T>> Iterable<T>.maxOrNull(): T?
fun UIntArray.maxOrNull(): UInt?
fun ULongArray.maxOrNull(): ULong?
fun UByteArray.maxOrNull(): UByte?
fun UShortArray.maxOrNull(): UShort?

Returns the largest element or null if there are no elements.

Since Kotlin

1.4