kotlin-stdlib/kotlin.collections/Iterator

Iterator

interface Iterator<out T>(source)

An iterator over a collection or another entity that can be represented as a sequence of elements. Allows to sequentially access the elements.

Since Kotlin

1.0

Inheritors

interface Iterator<out T>(source)

An iterator over a collection or another entity that can be represented as a sequence of elements. Allows to sequentially access the elements.

Since Kotlin

1.1

Inheritors

interface Iterator<out T>(source)

An iterator over a collection or another entity that can be represented as a sequence of elements. Allows to sequentially access the elements.

Since Kotlin

1.3

Inheritors

interface Iterator<out T>(source)

An iterator over a collection or another entity that can be represented as a sequence of elements. Allows to sequentially access the elements.

Since Kotlin

1.8

Inheritors

interface Iterator<out T>(source)

An iterator over a collection or another entity that can be represented as a sequence of elements. Allows to sequentially access the elements.

Since Kotlin

1.8

Inheritors

Functions

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fun <T> Iterator<T>.asSequence(): Sequence<T>

Creates a sequence that returns all elements from this iterator. The sequence is constrained to be iterated only once.

Since Kotlin 1.0
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inline fun <T> Iterator<T>.forEach(operation: (T) -> Unit)

Performs the given operation on each element of this Iterator.

Since Kotlin 1.0
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abstract operator fun hasNext(): Boolean

Returns true if the iteration has more elements.

Since Kotlin 1.0
abstract operator fun hasNext(): Boolean

Returns true if the iteration has more elements.

Since Kotlin 1.1
abstract operator fun hasNext(): Boolean

Returns true if the iteration has more elements.

Since Kotlin 1.3
abstract operator fun hasNext(): Boolean

Returns true if the iteration has more elements.

Since Kotlin 1.8
abstract operator fun hasNext(): Boolean

Returns true if the iteration has more elements.

Since Kotlin 1.8
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inline operator fun <T> Iterator<T>.iterator(): Iterator<T>

Returns the given iterator itself. This allows to use an instance of iterator in a for loop.

Since Kotlin 1.0
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abstract operator fun next(): T

Returns the next element in the iteration.

Since Kotlin 1.0
abstract operator fun next(): T

Returns the next element in the iteration.

Since Kotlin 1.1
abstract operator fun next(): T

Returns the next element in the iteration.

Since Kotlin 1.3
abstract operator fun next(): T

Returns the next element in the iteration.

Since Kotlin 1.8
abstract operator fun next(): T

Returns the next element in the iteration.

Since Kotlin 1.8
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fun <T> Iterator<T>.withIndex(): Iterator<IndexedValue<T>>

Returns an Iterator that wraps each element produced by the original iterator into an IndexedValue containing the index of that element and the element itself.

Since Kotlin 1.0