Scala Set toString() 方法与示例
toString()方法用于返回由集合的所有元素组成的字符串。
Method Definition: def toString(): String
Return Type: It returns a string consisting of all the elements of the set.
示例 #1:
// Scala program of toString()
// method
// Creating object
object GfG
{
// Main method
def main(args:Array[String])
{
// Creating a set
val s1 = Set(1, 2, 3, 4, 5)
// Applying toString method
val result = s1.toString
// Display output
println(result)
}
}
输出:
Set(5, 1, 2, 3, 4)
示例 #2:
// Scala program of toString()
// 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 toString method
val result = s1.toString
// Display output
println(result)
}
}
输出:
Set(1, 41, 12, 72, 43, 23)