ObservableList<TElement> class
- Inheritance
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- Mixed-in types
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- Available extensions
Properties
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changes
→ Stream<ListChangedEvent<TElement>>
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no setteroverride
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first
↔ TElement
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The first element.
getter/setter pairinherited
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hashCode
→ int
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The hash code for this object.
no setterinherited
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innerList
→ List<TElement>
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final
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isEmpty
→ bool
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Whether this collection has no elements.
no setterinherited
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isNotEmpty
→ bool
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Whether this collection has at least one element.
no setterinherited
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iterator
→ Iterator<TElement>
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A new
Iterator that allows iterating the elements of this Iterable.
no setterinherited
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last
↔ TElement
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The last element.
getter/setter pairinherited
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length
↔ int
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The number of objects in this list.
getter/setter pairoverride
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reversed
→ Iterable<TElement>
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An Iterable of the objects in this list in reverse order.
no setterinherited
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runtimeType
→ Type
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A representation of the runtime type of the object.
no setterinherited
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single
→ TElement
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Checks that this iterable has only one element, and returns that element.
no setterinherited
Methods
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add(TElement element)
→ void
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Adds
value to the end of this list,
extending the length by one.
override
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addAll(Iterable<TElement> iterable)
→ void
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Appends all objects of
iterable to the end of this list.
override
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any(bool test(TElement element))
→ bool
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Checks whether any element of this iterable satisfies
test.
inherited
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asMap()
→ Map<int, TElement>
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An unmodifiable Map view of this list.
inherited
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cast<R>()
→ List<R>
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Returns a view of this list as a list of
R instances.
inherited
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clear()
→ void
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Removes all objects from this list; the length of the list becomes zero.
inherited
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contains(Object? element)
→ bool
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Whether the collection contains an element equal to
element.
inherited
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dispose()
→ void
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elementAt(int index)
→ TElement
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Returns the
indexth element.
inherited
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every(bool test(TElement element))
→ bool
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Checks whether every element of this iterable satisfies
test.
inherited
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expand<T>(Iterable<T> f(TElement element))
→ Iterable<T>
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Expands each element of this Iterable into zero or more elements.
inherited
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fillRange(int start, int end, [TElement? fill])
→ void
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Overwrites a range of elements with
fillValue.
inherited
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firstWhere(bool test(TElement element), {TElement orElse()?})
→ TElement
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The first element that satisfies the given predicate
test.
inherited
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fold<T>(T initialValue, T combine(T previousValue, TElement element))
→ T
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Reduces a collection to a single value by iteratively combining each
element of the collection with an existing value
inherited
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followedBy(Iterable<TElement> other)
→ Iterable<TElement>
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Creates the lazy concatenation of this iterable and
other.
inherited
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forEach(void action(TElement element))
→ void
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Invokes
action on each element of this iterable in iteration order.
inherited
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getRange(int start, int end)
→ Iterable<TElement>
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Creates an Iterable that iterates over a range of elements.
inherited
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indexOf(Object? element, [int start = 0])
→ int
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The first index of
element in this list.
inherited
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indexWhere(bool test(TElement element), [int start = 0])
→ int
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The first index in the list that satisfies the provided
test.
inherited
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insert(int index, TElement element)
→ void
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Inserts
element at position index in this list.
inherited
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insertAll(int index, Iterable<TElement> iterable)
→ void
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Inserts all objects of
iterable at position index in this list.
inherited
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join([String separator = ""])
→ String
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Converts each element to a String and concatenates the strings.
inherited
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lastIndexOf(Object? element, [int? start])
→ int
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The last index of
element in this list.
inherited
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lastIndexWhere(bool test(TElement element), [int? start])
→ int
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The last index in the list that satisfies the provided
test.
inherited
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lastWhere(bool test(TElement element), {TElement orElse()?})
→ TElement
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The last element that satisfies the given predicate
test.
inherited
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map<T>(T f(TElement element))
→ Iterable<T>
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The current elements of this iterable modified by
toElement.
inherited
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noSuchMethod(Invocation invocation)
→ dynamic
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Invoked when a nonexistent method or property is accessed.
inherited
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reduce(TElement combine(TElement previousValue, TElement element))
→ TElement
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Reduces a collection to a single value by iteratively combining elements
of the collection using the provided function.
inherited
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remove(Object? element)
→ bool
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Removes the first occurrence of
value from this list.
override
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removeAt(int index)
→ TElement
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Removes the object at position
index from this list.
override
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removeLast()
→ TElement
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Removes and returns the last object in this list.
override
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removeRange(int start, int end)
→ void
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Removes a range of elements from the list.
override
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removeWhere(bool test(TElement element))
→ void
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Removes all objects from this list that satisfy
test.
override
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replaceRange(int start, int end, Iterable<TElement> newContents)
→ void
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Replaces a range of elements with the elements of
replacements.
inherited
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retainWhere(bool test(TElement element))
→ void
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Removes all objects from this list that fail to satisfy
test.
inherited
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setAll(int index, Iterable<TElement> iterable)
→ void
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Overwrites elements with the objects of
iterable.
inherited
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setRange(int start, int end, Iterable<TElement> iterable, [int skipCount = 0])
→ void
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Writes some elements of
iterable into a range of this list.
inherited
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shuffle([Random? random])
→ void
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Shuffles the elements of this list randomly.
inherited
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singleWhere(bool test(TElement element), {TElement orElse()?})
→ TElement
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The single element that satisfies
test.
inherited
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skip(int count)
→ Iterable<TElement>
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Creates an Iterable that provides all but the first
count elements.
inherited
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skipWhile(bool test(TElement element))
→ Iterable<TElement>
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Creates an
Iterable that skips leading elements while test is satisfied.
inherited
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sort([int compare(TElement a, TElement b)?])
→ void
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Sorts this list according to the order specified by the
compare function.
inherited
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sublist(int start, [int? end])
→ List<TElement>
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Returns a new list containing the elements between
start and end.
inherited
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take(int count)
→ Iterable<TElement>
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Creates a lazy iterable of the
count first elements of this iterable.
inherited
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takeWhile(bool test(TElement element))
→ Iterable<TElement>
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Creates a lazy iterable of the leading elements satisfying
test.
inherited
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toList({bool growable = true})
→ List<TElement>
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Creates a List containing the elements of this Iterable.
inherited
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toSet()
→ Set<TElement>
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Creates a Set containing the same elements as this iterable.
inherited
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toString()
→ String
-
A string representation of this object.
inherited
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where(bool test(TElement element))
→ Iterable<TElement>
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Creates a new lazy Iterable with all elements that satisfy the
predicate
test.
inherited
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whereType<T>()
→ Iterable<T>
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Creates a new lazy Iterable with all elements that have type
T.
inherited
Operators
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operator +(List<TElement> other)
→ List<TElement>
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Returns the concatenation of this list and
other.
inherited
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operator ==(Object other)
→ bool
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The equality operator.
inherited
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operator [](int index)
→ TElement
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The object at the given
index in the list.
override
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operator []=(int index, TElement value)
→ void
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Sets the value at the given
index in the list to value.
override
