javac -version
The introduction of lambda expressions has also led to the creation of functional interfaces, which are interfaces with a single abstract method. The java.util.function package provides a set of built-in functional interfaces, such as Predicate , Function , and Consumer , which can be used to represent common functional programming concepts. java se development kit 8
One of the most notable features of JDK 8 is the introduction of lambda expressions, which enable functional programming in Java. Lambda expressions provide a concise way to represent single-method interfaces, making it possible to pass code as a method argument or return code as a value from a method. This feature has revolutionized the way developers write Java code, allowing for more expressive, flexible, and reusable code. javac -version The introduction of lambda expressions has
// Before: Mutable, confusing months (0-indexed) Calendar cal = Calendar.getInstance(); cal.set(2014, 2, 18); // March 18, 2014 Lambda expressions provide a concise way to represent