带有示例的 Scala TreeSet last() 方法
last()方法用于返回 TreeSet 的最后一个元素。
Method Definition: def last: A
Return Type: It returns the last element of the TreeSet.
示例 #1:
// Scala program of last()
// method
// Import TreeSet
import scala.collection.mutable._
// Creating object
object GfG
{
// Main method
def main(args:Array[String])
{
// Creating TreeSet
val q1 = TreeSet(1, 2, 3, 4, 5)
// Print the TreeSet
println(q1)
// Applying last method
val result = q1.last
// Displays output
print("Last element of the TreeSet: " + result)
}
}
输出:
TreeSet(1, 2, 3, 4, 5)
Last element of the TreeSet: 5
示例 #2:
// Scala program of last()
// method
// Import TreeSet
import scala.collection.mutable._
// Creating object
object GfG
{
// Main method
def main(args:Array[String])
{
// Creating TreeSet
val q1 = TreeSet("u", "a", "i", "o", "e")
// Print the TreeSet
println(q1)
// Applying last method
val result = q1.last
// Displays output
print("Last element of the TreeSet: " + result)
}
}
输出:
TreeSet(a, e, i, o, u)
Last element of the TreeSet: u