yield function

object Main
{

def main(args: Array[String])
{
   val a = Array( 8, 3, 1, 6, 4, 5)
      
 
    var print=for (e <- a if e%2== 0) yield e
    for(i<-print)
    { 
        
        println(i) 
    } 
	}

}