This used to be the case when every unicode character could fit in 16 bits. Now, most methods that take char may fail: https://docs.oracle.com/javase/7/docs/api

This used to be the case when every unicode character could fit in 16 bits. Now, most methods that take char may fail: https://docs.oracle.com/javase/7/docs/api/java/lang/Character.html https://docs.oracle.com/javase/7/docs/api/java/lang/Characte...