Scala Set toArray() 方法与示例
toArray()用于返回由集合的所有元素组成的数组。
Method Definition: def toArray: Array[A]
Return Type: It returns an array consisting of all the elements of the set.
示例 #1:
// Scala program of toArray()
// method
// Creating object
object GfG
{
// Main method
def main(args:Array[String])
{
// Creating a set
val s1 = Set(1, 2, 3, 4, 7)
// Applying toArray method
val result = s1.toArray
// Display output
for (elem <- result)
println(elem)
}
}
输出:
1
2
7
3
4
示例 #2:
// Scala program of toArray()
// 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 toArray method
val result = s1.toArray
// Display output
for (elem <- result)
println(elem)
}
}
输出:
1
41
12
72
43
23