WebMay 4, 2024 · In Scala the Super-Type is the class Any. Therefore class Any is referred to as the root. From Any, two subclasses are derived. AnyVal: All the value types extend to the AnyVal class. There are nine predefined value types and they are non-null able: Double, Float, Long, Int, Short, Byte, Char, Unit, and Boolean. Webscala Any abstract class Any Class Any is the root of the Scala class hierarchy. Every class in a Scala execution environment inherits directly or indirectly from this class. Starting with Scala 2.10 it is possible to directly extend Any using universal traits . Array - Scala Standard Library 2.13.10 - scala.Any a value class is treated as another type. a value class is assigned to an array. doing … Int - Scala Standard Library 2.13.10 - scala.Any Option - Scala Standard Library 2.13.10 - scala.Any Compares the receiver object (this) with the argument object (that) for … Compares the receiver object (this) with the argument object (that) for … Tests whether the argument (that) is a reference to the receiver object (this).The … Float - Scala Standard Library 2.13.10 - scala.Any List - Scala Standard Library 2.13.10 - scala.Any scala.collection.Seq - Scala Standard Library 2.13.10 - scala.Any
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WebUsing traits. Use the extends keyword to extend a trait. Then implement any abstract members of the trait using the override keyword: Scala 2. Scala 3. trait Iterator[A] { def hasNext: Boolean def next (): A } class IntIterator(to: Int) extends Iterator[Int] { private var current = 0 override def hasNext: Boolean = current < to override def ... WebJun 27, 2024 · To make a Scala method more flexible, you want to define a method parameter that can take a variable number of arguments, i.e., a varargs field. Solution Define a varargs field in your method declaration by adding a * character after the field type: def printAll (strings: String*) { strings.foreach (println) } WebAny is the supertype of all types, also called the top type. It defines certain universal methods such as equals, hashCode, and toString. Any has two direct subclasses: AnyVal … giada herbed shrimp pasta