Scala 3/scala.collection/StringOps/WithFilter

WithFilter

class WithFilter(p: Char => Boolean, s: String)

A lazy filtered string. No filtering is applied until one of foreach, map or flatMap is called.

Source:
StringOps.scala
class Object
trait Matchable
class Any

Value members

Concrete methods

def flatMap[B](f: Char => IterableOnce[B]): IndexedSeq[B]

Builds a new collection by applying a function to all chars of this filtered string and using the elements of the resulting collections.

Builds a new collection by applying a function to all chars of this filtered string and using the elements of the resulting collections.

Value parameters:
f

the function to apply to each char.

Returns:

a new collection resulting from applying the given collection-valued function f to each char of this string and concatenating the results.

Source:
StringOps.scala
def flatMap(f: Char => String): String

Builds a new string by applying a function to all chars of this filtered string and using the elements of the resulting Strings.

Builds a new string by applying a function to all chars of this filtered string and using the elements of the resulting Strings.

Value parameters:
f

the function to apply to each char.

Returns:

a new string resulting from applying the given string-valued function f to each char of this string and concatenating the results.

Source:
StringOps.scala
def foreach[U](f: Char => U): Unit

Apply f to each element for its side effects.

Apply f to each element for its side effects. Note: [U] parameter needed to help scalac's type inference.

Source:
StringOps.scala
def map[B](f: Char => B): IndexedSeq[B]

Builds a new collection by applying a function to all chars of this filtered string.

Builds a new collection by applying a function to all chars of this filtered string.

Value parameters:
f

the function to apply to each char.

Returns:

a new collection resulting from applying the given function f to each char of this string and collecting the results.

Source:
StringOps.scala
def map(f: Char => Char): String

Builds a new string by applying a function to all chars of this filtered string.

Builds a new string by applying a function to all chars of this filtered string.

Value parameters:
f

the function to apply to each char.

Returns:

a new string resulting from applying the given function f to each char of this string and collecting the results.

Source:
StringOps.scala
def withFilter(q: Char => Boolean): WithFilter

Creates a new non-strict filter which combines this filter with the given predicate.

Creates a new non-strict filter which combines this filter with the given predicate.

Source:
StringOps.scala