hussachai · November 15, 2015 04:10
diff --git a/Stream_Fib.scala b/Stream_Fib.scala
 def fibFrom(a: Int, b: Int): Stream[Int] = a #:: fibFrom(b, a + b)
 val fib1 = fibFrom(0, 1) //0 1 1 2 3 5 8 …
 val fib5 = fibFrom(0, 5) //0 5 5 10 15 …
 //fib1.force //Don’t do this cause it will call the function infinitely and soon you will get the OutOfMemoryError
 //fib1.size //Don’t do this too with the same reason as above.
 fib1.take(10) //Do this. It will take the first 10 from the inifite Stream.
 fib1.take(20).foreach(println(_)) //Prints 20 first numbers
	def fibFrom(a: Int, b: Int): Stream[Int] = a #:: fibFrom(b, a + b)
	val fib1 = fibFrom(0, 1) //0 1 1 2 3 5 8 …
	val fib5 = fibFrom(0, 5) //0 5 5 10 15 …
	//fib1.force //Don’t do this cause it will call the function infinitely and soon you will get the OutOfMemoryError
	//fib1.size //Don’t do this too with the same reason as above.
	fib1.take(10) //Do this. It will take the first 10 from the inifite Stream.
	fib1.take(20).foreach(println(_)) //Prints 20 first numbers