ListIterator

Common
JVM
JS
Native
1.0
interface ListIterator<out T> : Iterator<T>

An iterator over a collection that supports indexed access.

See Also

List.listIterator

Functions

Common
JVM
JS
Native
1.0

hasNext

Returns true if the iteration has more elements.

abstract fun hasNext(): Boolean
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1.0

hasPrevious

Returns true if there are elements in the iteration before the current element.

abstract fun hasPrevious(): Boolean
Common
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1.0

next

Returns the next element in the iteration.

abstract fun next(): T
Common
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1.0

nextIndex

Returns the index of the element that would be returned by a subsequent call to next.

abstract fun nextIndex(): Int
Common
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1.0

previous

Returns the previous element in the iteration and moves the cursor position backwards.

abstract fun previous(): T
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1.0

previousIndex

Returns the index of the element that would be returned by a subsequent call to previous.

abstract fun previousIndex(): Int

Extension Functions

Common
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1.0

asSequence

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

fun <T> Iterator<T>.asSequence(): Sequence<T>
Common
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1.0

forEach

Performs the given operation on each element of this Iterator.

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

iterator

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

operator fun <T> Iterator<T>.iterator(): Iterator<T>
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1.0

withIndex

Returns an Iterator wrapping each value produced by this Iterator with the IndexedValue, containing value and it's index.

fun <T> Iterator<T>.withIndex(): Iterator<IndexedValue<T>>

Inheritors

Common
JVM
JS
Native
1.0

MutableListIterator

An iterator over a mutable collection that supports indexed access. Provides the ability to add, modify and remove elements while iterating.

interface MutableListIterator<T> : 
    ListIterator<T>,
    MutableIterator<T>