Implicit variables in scala

Implicit.scala

package concept

object Impicit {
  implicit val i : Int = 1                        //> i  : Int = 1
  
  def add(a:Int)(implicit b:Int) = a + b          //> add: (a: Int)(implicit b: Int)Int
  
  add(10)(15)                                     //> res0: Int = 25
  add(10)                                         //> res1: Int = 11
}