带有示例的 Scala Queue tail() 方法
tail()方法用于返回一个新队列,该队列由除第一个元素之外的所有元素组成。
Method Definition: def tail: Queue[A]
Return Type: It return a new queue that consists of all the elements except the first one.
示例 #1:
// Scala program of tail()
// method
// Import Queue
import scala.collection.mutable._
// Creating object
object GfG
{
// Main method
def main(args:Array[String])
{
// Creating queues
val q1 = Queue(1, 3, 2, 7, 6, 5)
// Print the queue
println(q1)
// Applying tail method
val result = q1.tail
// Display output
print("Tail of the queue: " + result)
}
}
输出:
Queue(1, 3, 2, 7, 6, 5)
Tail of the queue: Queue(3, 2, 7, 6, 5)
示例 #2:
// Scala program of tail()
// method
// Import Queue
import scala.collection.mutable._
// Creating object
object GfG
{
// Main method
def main(args:Array[String])
{
// Creating queues
val q1 = Queue(5, 3, 2, 7, 6, 1)
// Print the queue
println(q1)
// Applying tail method
val result = q1.tail
// Display output
print("Tail of the queue: " + result)
}
}
输出:
Queue(5, 3, 2, 7, 6, 1)
Tail of the queue: Queue(3, 2, 7, 6, 1)