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Scala 3/scala/scala.collection/ClassTagIterableFactory

ClassTagIterableFactory

scala.collection.ClassTagIterableFactory
See theClassTagIterableFactory companion object
trait ClassTagIterableFactory[+CC[_]] extends EvidenceIterableFactory[CC, ClassTag]

Base trait for companion objects of collections that require an implicit ClassTag.

Type parameters

CC

Collection type constructor (e.g. ArraySeq)

Attributes

Companion
object
Source
Factory.scala
Graph
Supertypes
trait Serializable
class Object
trait Matchable
class Any
Known subtypes
class Delegate[CC]
class Delegate[CC]
trait ClassTagSeqFactory[CC]
object ArraySeq
object ArraySeq
Show all

Members list

Value members

Concrete methods

def fill[A : ClassTag](n1: Int, n2: Int)(elem: => A): CC[CC[A]]

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

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

Value parameters

elem

the element computation

n1

the number of elements in the 1st dimension

n2

the number of elements in the 2nd dimension

Attributes

Returns

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

Source
Factory.scala
def fill[A : ClassTag](n1: Int, n2: Int, n3: Int)(elem: => A): CC[CC[CC[A]]]

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

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

Value parameters

elem

the element computation

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

Attributes

Returns

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

Source
Factory.scala
def fill[A : ClassTag](n1: Int, n2: Int, n3: Int, n4: Int)(elem: => A): CC[CC[CC[CC[A]]]]

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

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

Value parameters

elem

the element computation

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

Attributes

Returns

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

Source
Factory.scala
def fill[A : ClassTag](n1: Int, n2: Int, n3: Int, n4: Int, n5: Int)(elem: => A): CC[CC[CC[CC[CC[A]]]]]

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

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

Value parameters

elem

the element computation

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

Attributes

Returns

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

Source
Factory.scala
def range[A : ClassTag](start: A, end: A): CC[A]

Produces a $coll containing a sequence of increasing of integers.

Produces a $coll containing a sequence of increasing of integers.

Value parameters

end

the end value of the $coll (the first value NOT contained)

start

the first element of the $coll

Attributes

Returns

a $coll with values start, start + 1, ..., end - 1

Source
Factory.scala
def range[A : ClassTag](start: A, end: A, step: A): CC[A]

Produces a $coll containing equally spaced values in some integer interval.

Produces a $coll containing equally spaced values in some integer interval.

Value parameters

end

the end value of the $coll (the first value NOT contained)

start

the start value of the $coll

step

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

Attributes

Returns

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

Source
Factory.scala
def tabulate[A : ClassTag](n1: Int, n2: Int)(f: (Int, Int) => A): CC[CC[A]]

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

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

Value parameters

f

The function computing element values

n1

the number of elements in the 1st dimension

n2

the number of elements in the 2nd dimension

Attributes

Returns

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

Source
Factory.scala
def tabulate[A : ClassTag](n1: Int, n2: Int, n3: Int)(f: (Int, Int, Int) => A): CC[CC[CC[A]]]

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

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

Value parameters

f

The function computing element values

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

Attributes

Returns

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

Source
Factory.scala
def tabulate[A : ClassTag](n1: Int, n2: Int, n3: Int, n4: Int)(f: (Int, Int, Int, Int) => A): CC[CC[CC[CC[A]]]]

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

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

Value parameters

f

The function computing element values

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

Attributes

Returns

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

Source
Factory.scala
def tabulate[A : ClassTag](n1: Int, n2: Int, n3: Int, n4: Int, n5: Int)(f: (Int, Int, Int, Int, Int) => A): CC[CC[CC[CC[CC[A]]]]]

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

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

Value parameters

f

The function computing element values

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

Attributes

Returns

A $coll 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.

Source
Factory.scala

Inherited methods

def apply[A : ClassTag](xs: A*): CC[A]

Attributes

Inherited from:
EvidenceIterableFactory
Source
Factory.scala
def fill[A : ClassTag](n: Int)(elem: => A): CC[A]

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

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

Value parameters

elem

the element computation

n

the number of elements contained in the collection.

Attributes

Returns

A collection that contains the results of n evaluations of elem.

Inherited from:
EvidenceIterableFactory
Source
Factory.scala
def iterate[A : ClassTag](start: A, len: Int)(f: A => A): CC[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.

Value parameters

f

the function that's repeatedly applied

len

the number of elements contained in the collection

start

the start value of the collection

Attributes

Returns

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

Inherited from:
EvidenceIterableFactory
Source
Factory.scala
def tabulate[A : ClassTag](n: Int)(f: Int => A): CC[A]

Produces a collection containing values of a given function over a range of integer values starting from 0.

Produces a collection containing values of a given function over a range of integer values starting from 0.

Value parameters

f

The function computing element values

n

The number of elements in the collection

Attributes

Returns

A collection consisting of elements f(0), ..., f(n -1)

Inherited from:
EvidenceIterableFactory
Source
Factory.scala
def unfold[A : ClassTag, S](init: S)(f: S => Option[(A, S)]): CC[A]

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

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

Type parameters

A

Type of the elements

S

Type of the internal state

Value parameters

f

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

init

State initial value

Attributes

Returns

a collection that produces elements using f until f returns None

Inherited from:
EvidenceIterableFactory
Source
Factory.scala

Inherited and Abstract methods

def empty[A : ClassTag]: CC[A]

Attributes

Inherited from:
EvidenceIterableFactory
Source
Factory.scala
def from[E : ClassTag](it: IterableOnce[E]): CC[E]

Attributes

Inherited from:
EvidenceIterableFactory
Source
Factory.scala
def newBuilder[A : ClassTag]: Builder[A, CC[A]]

Attributes

Inherited from:
EvidenceIterableFactory
Source
Factory.scala

Implicits

Inherited implicits

implicit def evidenceIterableFactory[A : ClassTag]: Factory[A, CC[A]]

Attributes

Inherited from:
EvidenceIterableFactory
Source
Factory.scala
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Copyright (c) 2002-2024, LAMP/EPFL
Copyright (c) 2002-2024, LAMP/EPFL