Scala Mutable SortedMap iterator method with example

The iterator method is utilized to give an iterator.

Method Definition: def iterator: Iterator[(A, B)]

Return Type: It returns a non-empty iterator for non-empty SortedMap and returns an empty iterator for empty SortedMap.

Example #1:

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// Scala program of iterator
// method
import scala.collection.SortedMap
  
// Creating object
object GfG
  
    // Main method
    def main(args:Array[String])
    {
      
        // Creating a SortedMap
        val m1 = SortedMap("geeks" -> 5, "for" -> 3, "cs" -> 2
          
        // Applying iterator method
        val result = m1.iterator
          
        // Displays output
        println(result)
      
    }
}

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Output:

non-empty iterator

Example #2:

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// Scala program of iterator
// method
import scala.collection.SortedMap
  
// Creating object
object GfG
  
    // Main method
    def main(args:Array[String])
    {
      
        // Creating a SortedMap
        val m1 = SortedMap( "cs" -> 2
          
        // Applying iterator method
        val result = m1.iterator
          
        // Displays output
        println(result)
      
    }
}

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Output:

non-empty iterator



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