Java 배열의 초기값 / Java array's default value

int/short/byte	0
long	0L
float	0.0f
double	0.0d
char	'\u0000'
boolean	false
String (or any object)	null

 

Reference

- stackoverflow.com/questions/3426843/what-is-the-default-initialization-of-an-array-in-java