Da
Exception in thread "main" java.lang.NullPointerException
at Prog.main(Prog.java:5)
a
Exception in thread "main" java.lang.NullPointerException:
Cannot read field 'c' because 'a.b' is null.
at Prog.main(Prog.java:5)
La target release รจ java 14
https://openjdk.java.net/jeps/358
federico
