Types of variable in Java A variable that contains a whole number, as in the previous examples, is called an “integer” or “int” for short. However, this is just one type of variable in Java.

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

How to use Java’s var keyword Packaged as part of the 2018 version 10 release, the Java var reserved word introduced type inference to the strongly typed Java programming language. Type inference in ...