Base class for implementing Iterable.

This class implements all methods of Iterable except Iterable.iterator in terms of iterator.

Implements
Implemented by

Static Methods

iterableToFullString(Iterable iterable, [String leftDelimiter = '(', String rightDelimiter = ')']) → String

Converts an Iterable to a string.…

iterableToShortString(Iterable iterable, [String leftDelimiter = '(', String rightDelimiter = ')']) → String

Convert an Iterable to a string like IterableBase.toString.…

Properties

first → E
read-only

isEmpty → bool
read-only

isNotEmpty → bool
read-only

iterator → Iterator<E>
read-only, inherited

Returns a new Iterator that allows iterating the elements of this Iterable.…

last → E
read-only

length → int
read-only

single → E
read-only

Constructors

IterableBase()
const

Methods

any(bool f(E element)) → bool

Checks whether any element of this iterable satisfies test.…

contains(Object element) → bool

Returns true if the collection contains an element equal to element.…

elementAt(int index) → E

Returns the indexth element.…

every(bool f(E element)) → bool

Checks whether every element of this iterable satisfies test.…

expand(Iterable f(E element)) → Iterable

Expands each element of this Iterableinto zero or more elements.…

firstWhere(bool test(E value), {E orElse()}) → E

Returns the first element that satisfies the given predicate test.…

fold(initialValue, dynamic combine(previousValue, E element)) → dynamic

Reduces a collection to a single value by iteratively combining each element of the collection with an existing value…

forEach(void f(E element)) → void

Applies the function f to each element of this collection in iteration order.

join([String separator = ""]) → String

Converts each element to a String and concatenates the strings.…

lastWhere(bool test(E value), {E orElse()}) → E

Returns the last element that satisfies the given predicate test.…

map(dynamic f(E element)) → Iterable

Returns a new lazy Iterable with elements that are created by calling f on each element of this Iterable in iteration order.…

reduce(E combine(E value, E element)) → E

Reduces a collection to a single value by iteratively combining elements of the collection using the provided function.…

singleWhere(bool test(E value)) → E

Returns the single element that satisfies test.…

skip(int n) → Iterable<E>

Returns an Iterable that provides all but the first count elements.…

skipWhile(bool test(E value)) → Iterable<E>

Returns an Iterable that skips leading elements while test is satisfied.…

take(int n) → Iterable<E>

Returns a lazy iterable of the count first elements of this iterable.…

takeWhile(bool test(E value)) → Iterable<E>

Returns a lazy iterable of the leading elements satisfying test.…

toList({bool growable: true}) → List<E>

Creates a List containing the elements of this Iterable.…

toSet() → Set<E>

Creates a Set containing the same elements as this iterable.…

toString() → String

Returns a string representation of (some of) the elements of this.…

where(bool f(E element)) → Iterable<E>

Returns a new lazy Iterable with all elements that satisfy the predicate test.…