SignalListNullExt<E> extension

on

• Signal<List<E>?>

Properties

first ← E

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

The first element of the list.

no getter

last ← E

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

The last element of the list.

no getter

length ↔ int

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

The number of objects in this list.

getter/setter pair

reversed → Iterable<E>?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

An Iterable of the objects in this list in reverse order.

no setter

Methods

add(E valueToAdd) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Adds value to the end of this list, extending the length by one.

addAll(Iterable<E> iterable) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Appends all objects of iterable to the end of this list.

asMap() → Map<int, E>?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

An unmodifiable Map view of this list.

cast<R>() → List<R>?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Returns a view of this list as a list of R instances.

clear() → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Removes all objects from this list; the length of the list becomes zero.

fillRange(int start, int end, [E? fillValue]) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Overwrites a range of elements with fillValue.

getRange(int start, int end) → Iterable<E>?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Creates an Iterable that iterates over a range of elements.

indexOf(E element, [int start = 0]) → int?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

The first index of element in this list.

indexWhere(bool test(E element), [int start = 0]) → int?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

The first index in the list that satisfies the provided test.

insert(int index, E element) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Inserts element at position index in this list.

insertAll(int index, Iterable<E> iterable) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Inserts all objects of iterable at position index in this list.

lastIndexOf(E element, [int? start]) → int?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

The last index of element in this list.

lastIndexWhere(bool test(E element), [int? start]) → int?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

The last index in the list that satisfies the provided test.

remove(Object? valueToRemove) → bool?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Removes the first occurrence of value from this list.

removeAt(int index) → E?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Removes the object at position index from this list.

removeLast() → E?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Removes and returns the last object in this list.

removeRange(int start, int end) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Removes a range of elements from the list.

removeWhere(bool test(E element)) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Removes all objects from this list that satisfy test.

replaceRange(int start, int end, Iterable<E> replacements) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Replaces a range of elements with the elements of replacements.

retainWhere(bool test(E element)) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Removes all objects from this list that fail to satisfy test.

setAll(int index, Iterable<E> iterable) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Overwrites elements with the objects of iterable.

setRange(int start, int end, Iterable<E> iterable, [int skipCount = 0]) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Writes some elements of iterable into a range of this list.

shuffle([Random? random]) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Shuffles the elements of this list randomly.

sort([int compare(E a, E b)?]) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Sorts this list according to the order specified by the compare function.

sublist(int start, [int? end]) → List<E>?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Returns a new list containing the elements between start and end.

Operators

operator [](int index) → E?

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

The object at the given index in the list.

operator []=(int index, E valueToSet) → void

Available on Signal<List<E>?>, provided by the SignalListNullExt extension

Sets the value at the given index in the list to value.