kotlin-stdlib/kotlin.collections/component2

component2

inline operator fun <T> Array<out T>.component2(): T(source)
inline operator fun ByteArray.component2(): Byte(source)
inline operator fun ShortArray.component2(): Short(source)
inline operator fun IntArray.component2(): Int(source)
inline operator fun LongArray.component2(): Long(source)
inline operator fun FloatArray.component2(): Float(source)
inline operator fun DoubleArray.component2(): Double(source)
inline operator fun BooleanArray.component2(): Boolean(source)
inline operator fun CharArray.component2(): Char(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.

Since Kotlin

1.0
inline 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.

Since Kotlin

1.0
@ExperimentalUnsignedTypes
inline operator fun UIntArray.component2(): UInt(source)
@ExperimentalUnsignedTypes
inline operator fun ULongArray.component2(): ULong(source)
@ExperimentalUnsignedTypes
inline operator fun UByteArray.component2(): UByte(source)
@ExperimentalUnsignedTypes
inline 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.

Since Kotlin

1.3
inline operator fun <K, V> Map.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
}
Content copied to clipboard

Since Kotlin

1.0