SG
← Back

Data Types (Java)

Primitive vs reference types and their ranges.

javatypesbasicsUpdated 2025-09-01

Primitives

  • byte, short, int, long
  • float, double
  • char
  • boolean

Reference

  • Arrays, Classes, Interfaces, Enums

Example

  • int age = 25;
  • String name = "Alex";