stdlib/kotlin/DoubleArray

DoubleArray

class DoubleArray(size: Int)(source)

An array of doubles. When targeting the JVM, instances of this class are represented as double[].

Since Kotlin

1.0
class DoubleArray(size: Int)(source)

An array of doubles. When targeting the JVM, instances of this class are represented as double[].

Since Kotlin

1.1

Constructors

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fun DoubleArray(size: Int, init: (Int) -> Double)

Creates a new array of the specified size, where each element is calculated by calling the specified init function.

fun DoubleArray(size: Int, init: (Int) -> Double)

Creates a new array of the specified size, where each element is calculated by calling the specified init function.

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fun DoubleArray(size: Int)

Creates a new array of the specified size, with all elements initialized to zero.

fun DoubleArray(size: Int)

Creates a new array of the specified size, with all elements initialized to zero.

Functions

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operator fun get(index: Int): Double

Returns the array element at the given index. This method can be called using the index operator.

Since Kotlin 1.0
operator fun get(index: Int): Double

Returns the array element at the given index. This method can be called using the index operator.

Since Kotlin 1.1
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operator fun iterator(): DoubleIterator

Creates an iterator over the elements of the array.

Since Kotlin 1.0
operator fun iterator(): DoubleIterator

Creates an iterator over the elements of the array.

Since Kotlin 1.1
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operator fun set(index: Int, value: Double)

Sets the element at the given index to the given value. This method can be called using the index operator.

Since Kotlin 1.0
operator fun set(index: Int, value: Double)

Sets the element at the given index to the given value. This method can be called using the index operator.

Since Kotlin 1.1

Properties

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val size: Int

Returns the number of elements in the array.

Since Kotlin 1.0
val size: Int

Returns the number of elements in the array.

Since Kotlin 1.1

Extensions

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fun DoubleArray.binarySearch(element: Double, fromIndex: Int = 0, toIndex: Int = size): Int
fun DoubleArray.binarySearch(element: Double, fromIndex: Int = 0, toIndex: Int = size): Int

Searches the array or the range of the array for the provided element using the binary search algorithm. The array is expected to be sorted, otherwise the result is undefined.

Since Kotlin 1.0
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fun DoubleArray.max(): Double?
fun DoubleArray.max(): Double?
Since Kotlin 1.1
fun DoubleArray.max(): Double?
fun DoubleArray.max(): Double?
Since Kotlin 1.0
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inline fun <R : Comparable<R>> DoubleArray.maxBy(selector: (Double) -> R): Double?
inline fun <R : Comparable<R>> DoubleArray.maxBy(selector: (Double) -> R): Double?
Since Kotlin 1.0
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fun DoubleArray.maxWith(comparator: Comparator<in Double>): Double?
fun DoubleArray.maxWith(comparator: Comparator<in Double>): Double?
Since Kotlin 1.0
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fun DoubleArray.min(): Double?
fun DoubleArray.min(): Double?
Since Kotlin 1.1
fun DoubleArray.min(): Double?
fun DoubleArray.min(): Double?
Since Kotlin 1.0
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inline fun <R : Comparable<R>> DoubleArray.minBy(selector: (Double) -> R): Double?
inline fun <R : Comparable<R>> DoubleArray.minBy(selector: (Double) -> R): Double?
Since Kotlin 1.0
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fun DoubleArray.minWith(comparator: Comparator<in Double>): Double?
fun DoubleArray.minWith(comparator: Comparator<in Double>): Double?
Since Kotlin 1.0
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inline fun DoubleArray.sort(noinline comparison: (a: Double, b: Double) -> Int)
inline fun DoubleArray.sort(noinline comparison: (a: Double, b: Double) -> Int)

Sorts the array in-place according to the order specified by the given comparison function.

Since Kotlin 1.1
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fun DoubleArray.toSortedSet(): SortedSet<Double>
fun DoubleArray.toSortedSet(): SortedSet<Double>

Returns a new SortedSet of all elements.

Since Kotlin 1.0