VxIterableBasics<E> extension

Utility extension methods for the native Iterable class.

on

• Iterable<E>

Methods

all(bool test(E element)) → bool

Alias for Iterable.every.

containsAll(Iterable<E> other, {bool collapseDuplicates = true}) → bool

Returns true if every element in other also exists in this.

containsAny(Iterable<E> other) → bool

Returns true if this contains at least one element also contained in other.

none(bool test(E element)) → bool

Returns true if no element of this satisfies test.

one(bool test(E element)) → bool

Returns true if there is exactly one element of this which satisfies test.

sum(num addend(E)) → num

Returns the sum of all the values in this iterable, as defined by addend.