Java SE 10 (March 2018) introduced type inference for local variables. Java Language Architect Brian Goetz explains the feature. BT. ... (Lambda Expressions for the Java Programming Language.) ...

When you use a var to declare a variable, the JVM assigns a type to the variable based on what it sees on the right-hand side of the assignment operation. That’s why the var reserved word is said to ...

Java is an object-oriented programming language, ... 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.

Developers will find local variable type inferences, along with the ability to use the long reserved, but hitherto unused keyword var in their applications, as a nice little time saver, but from a ...