component2

Common
JVM
JS
Native
1.0
operator fun < T > Array < out T > . component2 ( ) : T
(source)
operator fun ByteArray . component2 ( ) : Byte
(source)
operator fun ShortArray . component2 ( ) : Short
(source)
operator fun IntArray . component2 ( ) : Int
(source)
operator fun LongArray . component2 ( ) : Long
(source)
operator fun FloatArray . component2 ( ) : Float
(source)
operator fun DoubleArray . component2 ( ) : Double
(source)
operator fun BooleanArray . component2 ( ) : Boolean
(source)
operator fun CharArray . component2 ( ) : Char
(source)
@ExperimentalUnsignedTypes operator fun UIntArray . component2 ( ) : UInt
(source)
@ExperimentalUnsignedTypes operator fun ULongArray . component2 ( ) : ULong
(source)
@ExperimentalUnsignedTypes operator fun UByteArray . component2 ( ) : UByte
(source)
@ExperimentalUnsignedTypes operator fun UShortArray . component2 ( ) : UShort
(source)

Returns 2nd element from the array.

If the size of this array is less than 2, throws an IndexOutOfBoundsException except in Kotlin/JS where the behavior is unspecified.

Common
JVM
JS
Native
1.0
operator fun < T > List < T > . component2 ( ) : T
(source)

Returns 2nd element from the list.

Throws an IndexOutOfBoundsException if the size of this list is less than 2.

Common
JVM
JS
Native
1.0
operator fun < K , V > Entry < K , V > . component2 ( ) : V
(source)

Returns the value component of the map entry.

This method allows to use destructuring declarations when working with maps, for example:

for ((key, value) in map) {
    // do something with the key and the value
}