带有示例的 Scala Set -() 方法
-() 方法用于创建一个新集合,并从集合中删除给定元素。
Method Definition: def -(elem: A): Set[A]
Return Type: It returns a new set with a given element removed from the set.
示例 #1:
// Scala program of -()
// method
// Creating object
object GfG
{
// Main method
def main(args:Array[String])
{
// Creating a set
val s1 = Set(4, 1, 5, 3, 2, 100)
// Applying -() method
val result = s1.-(100)
// Display output
print(result)
}
}
输出:
Set(5, 1, 2, 3, 4)
示例 #2:
// Scala program of -()
// method
// Creating object
object GfG
{
// Main method
def main(args:Array[String])
{
// Creating a set
val s1 = Set(41, 12, 23, 43, 1, 72)
// Applying -() method
val result = s1.-(1)
// Display output
print(result)
}
}
输出:
Set(41, 12, 72, 43, 23)