add ScalaBasic/TraitDemo14.scala

src/main/scala/ScalaBasic/TraitDemo14.scala

@@ -0,0 +1,40 @@
+package ScalaBasic
+
+trait A_TraitDemo4 {
+  def init(a: Int): Unit = {
+    print("A")
+  }
+}
+
+trait B_TraitDemo4 {
+  def init(a: Int): Unit = {
+    print("B")
+  }
+}
+
+class C_TraitDemo4 extends A_TraitDemo4 {
+  def init(): Unit = {
+    print("C\n")
+  }
+}
+
+class D_TraitDemo4 {
+  val name:String = "123"
+
+  def this(name:String){
+    this()
+    println(name)
+  }
+
+  def apply():Unit = {
+    println("D apply")
+  }
+}
+
+object TraitDemo14 extends App {
+  println ("123")
+  val d = new D_TraitDemo4("DDD")
+  d()
+  d.apply()
+  println ("456")
+}