Nashorn: JavaScript made great in Java 8A first look at Java's sleeker JavaScript compiler and command-line tools Nashorn, pronounced “nass-horn,” is German for “rhinoceros,” and it’s one of the animal names for a German tank destroyer used in World War II. It’s also the name of the replacement — introduced with Java 8 — for the old, slow Rhino JavaScript engine. Both Rhino and Nashorn are implementations of the JavaScript language writ
