Packages

object Iterator extends IterableFactory[Iterator]

Ordering
  1. Alphabetic
  2. By Inheritance
Inherited
  1. Iterator
  2. IterableFactory
  3. Serializable
  4. AnyRef
  5. Any
  1. Hide All
  2. Show All
Visibility
  1. Public
  2. Protected

Value Members

  1. def apply[A](xs: A*): Iterator[A]

    Creates a collection with the specified elements.

    Creates a collection with the specified elements.

    A

    the type of the collection's elements

    returns

    a new collection with elements elems

    Definition Classes
    IteratorIterableFactory
  2. def concat[A](xss: Iterable[A]*): Iterator[A]

    Concatenates all argument collections into a single collection.

    Concatenates all argument collections into a single collection.

    xss

    the collections that are to be concatenated.

    returns

    the concatenation of all the collections.

    Definition Classes
    IterableFactory
  3. def continually[A](elem: => A): Iterator[A]

    Creates an infinite-length iterator returning the results of evaluating an expression.

    Creates an infinite-length iterator returning the results of evaluating an expression. The expression is recomputed for every element.

    elem

    the element computation.

    returns

    the iterator containing an infinite number of results of evaluating elem.

  4. final def empty[T]: Iterator[T]

    The iterator which produces no values.

    The iterator which produces no values.

    Definition Classes
    IteratorIterableFactory
    Annotations
    @inline()
  5. def fill[A](len: Int)(elem: => A): Iterator[A]

    Creates iterator that produces the results of some element computation a number of times.

    Creates iterator that produces the results of some element computation a number of times.

    len

    the number of elements returned by the iterator.

    elem

    the element computation

    returns

    An iterator that produces the results of n evaluations of elem.

    Definition Classes
    IteratorIterableFactory
  6. def fill[A](n1: Int, n2: Int, n3: Int, n4: Int, n5: Int)(elem: => A): Iterator[Iterator[Iterator[Iterator[Iterator[A]]]]]

    Produces a five-dimensional collection containing the results of some element computation a number of times.

    Produces a five-dimensional collection containing the results of some element computation a number of times.

    n1

    the number of elements in the 1st dimension

    n2

    the number of elements in the 2nd dimension

    n3

    the number of elements in the 3rd dimension

    n4

    the number of elements in the 4th dimension

    n5

    the number of elements in the 5th dimension

    elem

    the element computation

    returns

    A collection that contains the results of n1 x n2 x n3 x n4 x n5 evaluations of elem.

    Definition Classes
    IterableFactory
  7. def fill[A](n1: Int, n2: Int, n3: Int, n4: Int)(elem: => A): Iterator[Iterator[Iterator[Iterator[A]]]]

    Produces a four-dimensional collection containing the results of some element computation a number of times.

    Produces a four-dimensional collection containing the results of some element computation a number of times.

    n1

    the number of elements in the 1st dimension

    n2

    the number of elements in the 2nd dimension

    n3

    the number of elements in the 3rd dimension

    n4

    the number of elements in the 4th dimension

    elem

    the element computation

    returns

    A collection that contains the results of n1 x n2 x n3 x n4 evaluations of elem.

    Definition Classes
    IterableFactory
  8. def fill[A](n1: Int, n2: Int, n3: Int)(elem: => A): Iterator[Iterator[Iterator[A]]]

    Produces a three-dimensional collection containing the results of some element computation a number of times.

    Produces a three-dimensional collection containing the results of some element computation a number of times.

    n1

    the number of elements in the 1st dimension

    n2

    the number of elements in the 2nd dimension

    n3

    the number of elements in the 3rd dimension

    elem

    the element computation

    returns

    A collection that contains the results of n1 x n2 x n3 evaluations of elem.

    Definition Classes
    IterableFactory
  9. def fill[A](n1: Int, n2: Int)(elem: => A): Iterator[Iterator[A]]

    Produces a two-dimensional collection containing the results of some element computation a number of times.

    Produces a two-dimensional collection containing the results of some element computation a number of times.

    n1

    the number of elements in the 1st dimension

    n2

    the number of elements in the 2nd dimension

    elem

    the element computation

    returns

    A collection that contains the results of n1 x n2 evaluations of elem.

    Definition Classes
    IterableFactory
  10. def from(start: Int, step: Int): Iterator[Int]

    Creates an infinite-length iterator returning values equally spaced apart.

    Creates an infinite-length iterator returning values equally spaced apart.

    start

    the start value of the iterator

    step

    the increment between successive values

    returns

    the iterator producing the infinite sequence of values start, start + 1 * step, start + 2 * step, ...

  11. def from(start: Int): Iterator[Int]

    Creates an infinite-length iterator which returns successive values from some start value.

    Creates an infinite-length iterator which returns successive values from some start value.

    start

    the start value of the iterator

    returns

    the iterator producing the infinite sequence of values start, start + 1, start + 2, ...

  12. def from[A](source: IterableOnce[A]): Iterator[A]

    Creates a target collection from an existing source collection

    Creates a target collection from an existing source collection

    A

    the type of the collection’s elements

    source

    Source collection

    returns

    a new collection with the elements of source

    Definition Classes
    IteratorIterableFactory
  13. implicit def iterableFactory[A]: Factory[A, Iterator[A]]
    Definition Classes
    IterableFactory
  14. def iterate[T](start: T)(f: (T) => T): Iterator[T]

    Creates an infinite iterator that repeatedly applies a given function to the previous result.

    Creates an infinite iterator that repeatedly applies a given function to the previous result.

    start

    the start value of the iterator

    f

    the function that's repeatedly applied

    returns

    the iterator producing the infinite sequence of values start, f(start), f(f(start)), ...

  15. def iterate[A](start: A, len: Int)(f: (A) => A): Iterator[A]

    Produces a collection containing repeated applications of a function to a start value.

    Produces a collection containing repeated applications of a function to a start value.

    start

    the start value of the collection

    len

    the number of elements contained in the collection

    f

    the function that's repeatedly applied

    returns

    a collection with len values in the sequence start, f(start), f(f(start)), ...

    Definition Classes
    IterableFactory
  16. def newBuilder[A]: Builder[A, Iterator[A]]

    A

    the type of the collection’s elements

    returns

    A builder for Iterable objects.

    Definition Classes
    IteratorIterableFactory
  17. def range(start: Int, end: Int, step: Int): Iterator[Int]

    An iterator producing equally spaced values in some integer interval.

    An iterator producing equally spaced values in some integer interval.

    start

    the start value of the iterator

    end

    the end value of the iterator (the first value NOT returned)

    step

    the increment value of the iterator (must be positive or negative)

    returns

    the iterator producing values start, start + step, ... up to, but excluding end

  18. def range(start: Int, end: Int): Iterator[Int]

    Creates nn iterator returning successive values in some integer interval.

    Creates nn iterator returning successive values in some integer interval.

    start

    the start value of the iterator

    end

    the end value of the iterator (the first value NOT returned)

    returns

    the iterator producing values start, start + 1, ..., end - 1

  19. def range[A](start: A, end: A, step: A)(implicit arg0: Integral[A]): Iterator[A]

    Produces a collection containing equally spaced values in some integer interval.

    Produces a collection containing equally spaced values in some integer interval.

    start

    the start value of the collection

    end

    the end value of the collection (the first value NOT contained)

    step

    the difference between successive elements of the collection (must be positive or negative)

    returns

    a collection with values start, start + step, ... up to, but excluding end

    Definition Classes
    IterableFactory
  20. def range[A](start: A, end: A)(implicit arg0: Integral[A]): Iterator[A]

    Produces a collection containing a sequence of increasing of integers.

    Produces a collection containing a sequence of increasing of integers.

    start

    the first element of the collection

    end

    the end value of the collection (the first value NOT contained)

    returns

    a collection with values start, start + 1, ..., end - 1

    Definition Classes
    IterableFactory
  21. def single[A](a: A): Iterator[A]
  22. def tabulate[A](end: Int)(f: (Int) => A): Iterator[A]

    Creates an iterator producing the values of a given function over a range of integer values starting from 0.

    Creates an iterator producing the values of a given function over a range of integer values starting from 0.

    end

    The number of elements returned by the iterator

    f

    The function computing element values

    returns

    An iterator that produces the values f(0), ..., f(n -1).

    Definition Classes
    IteratorIterableFactory
  23. def tabulate[A](n1: Int, n2: Int, n3: Int, n4: Int, n5: Int)(f: (Int, Int, Int, Int, Int) => A): Iterator[Iterator[Iterator[Iterator[Iterator[A]]]]]

    Produces a five-dimensional collection containing values of a given function over ranges of integer values starting from 0.

    Produces a five-dimensional collection containing values of a given function over ranges of integer values starting from 0.

    n1

    the number of elements in the 1st dimension

    n2

    the number of elements in the 2nd dimension

    n3

    the number of elements in the 3rd dimension

    n4

    the number of elements in the 4th dimension

    n5

    the number of elements in the 5th dimension

    f

    The function computing element values

    returns

    A collection consisting of elements f(i1, i2, i3, i4, i5) for 0 <= i1 < n1, 0 <= i2 < n2, 0 <= i3 < n3, 0 <= i4 < n4, and 0 <= i5 < n5.

    Definition Classes
    IterableFactory
  24. def tabulate[A](n1: Int, n2: Int, n3: Int, n4: Int)(f: (Int, Int, Int, Int) => A): Iterator[Iterator[Iterator[Iterator[A]]]]

    Produces a four-dimensional collection containing values of a given function over ranges of integer values starting from 0.

    Produces a four-dimensional collection containing values of a given function over ranges of integer values starting from 0.

    n1

    the number of elements in the 1st dimension

    n2

    the number of elements in the 2nd dimension

    n3

    the number of elements in the 3rd dimension

    n4

    the number of elements in the 4th dimension

    f

    The function computing element values

    returns

    A collection consisting of elements f(i1, i2, i3, i4) for 0 <= i1 < n1, 0 <= i2 < n2, 0 <= i3 < n3, and 0 <= i4 < n4.

    Definition Classes
    IterableFactory
  25. def tabulate[A](n1: Int, n2: Int, n3: Int)(f: (Int, Int, Int) => A): Iterator[Iterator[Iterator[A]]]

    Produces a three-dimensional collection containing values of a given function over ranges of integer values starting from 0.

    Produces a three-dimensional collection containing values of a given function over ranges of integer values starting from 0.

    n1

    the number of elements in the 1st dimension

    n2

    the number of elements in the 2nd dimension

    n3

    the number of elements in the 3rd dimension

    f

    The function computing element values

    returns

    A collection consisting of elements f(i1, i2, i3) for 0 <= i1 < n1, 0 <= i2 < n2, and 0 <= i3 < n3.

    Definition Classes
    IterableFactory
  26. def tabulate[A](n1: Int, n2: Int)(f: (Int, Int) => A): Iterator[Iterator[A]]

    Produces a two-dimensional collection containing values of a given function over ranges of integer values starting from 0.

    Produces a two-dimensional collection containing values of a given function over ranges of integer values starting from 0.

    n1

    the number of elements in the 1st dimension

    n2

    the number of elements in the 2nd dimension

    f

    The function computing element values

    returns

    A collection consisting of elements f(i1, i2) for 0 <= i1 < n1 and 0 <= i2 < n2.

    Definition Classes
    IterableFactory
  27. def unfold[A, S](init: S)(f: (S) => Option[(A, S)]): Iterator[A]

    Creates an Iterator that uses a function f to produce elements of type A and update an internal state of type S.

    Creates an Iterator that uses a function f to produce elements of type A and update an internal state of type S.

    A

    Type of the elements

    S

    Type of the internal state

    init

    State initial value

    f

    Computes the next element (or returns None to signal the end of the collection)

    returns

    an Iterator that produces elements using f until f returns None

    Definition Classes
    IteratorIterableFactory