Update demo2.scala

yennanliu · Oct 24, 2021 · ce6e2e5 · ce6e2e5
1 parent bcef799
commit ce6e2e5
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/main/scala/ScalaAdvance/ViewBounds1/demo2.scala b/src/main/scala/ScalaAdvance/ViewBounds1/demo2.scala
@@ -39,6 +39,8 @@ class Person(val name:String, val age:Int) extends Ordered[Person]{
  *  1) T <% Ordered[T] : T is Ordered's sub type, it implements java.lang.Comparable interface
  *
  *  2) compareTo in getter2 is T object's method
+ *
+ *  3) java.lang.Comparable ref : https://www.youtube.com/watch?v=n3xOIVricqQ&list=PLmOn9nNkQxJH0qBIrtV6otI0Ep4o2q67A&index=489
  */
 class CompareComm2[T <% Ordered[T]](obj1:T, obj2:T){
 
@@ -56,4 +58,4 @@ class Cat(val name:String) extends Ordered[Cat]{
   override def compare(that: Cat): Int = {
     this.name.length - that.name.length
   }
-}
+}