Autoboxing and Unboxing
- automatic conversion : Primitive types ↔︎ Wrapper classes
- int ↔︎ Integer
- long ↔︎ Long
- double ↔︎ Double
- boolean ↔︎ Boolean
- char ↔︎ Character
- byte ↔︎ Byte
- short ↔︎ Short
Autoboxing
is for primitive types to Wrapper classes
Unboxing
is for opposite direction
- ex) int ↔︎ Integer, float ↔︎ Float, long ↔︎ Long
ref