Key Takeaways. Java SE 10 (March 2018) introduced type inference for local variables, one of the most frequently requested features for Java in recent.; Type inference is a technique used by ...

I’ll also show you how to use var to declare local variables. See the Java Language Specification: Java SE 12 Edition for more about Java 12. Learn Java from the ground up.

Arrays in Java are variables that contain multiple values. These let you store things like lists of high scores or phone numbers and can also be organized, counted, and manipulated in other ways.