Superclass Members
Get to learn how to access and construct superclass members.
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Accessing superclass members
The super
keyword allows referring to members that are inherited from the superclass.
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class Clock {int hour;int minute;int second;void adjust(int hour, int minute, int second = 0) {this.hour = hour;this.minute = minute;this.second = second;}}class AlarmClock : Clock {int alarmHour;int alarmMinute;void adjustAlarm(int hour, int minute) {alarmHour = hour;alarmMinute = minute;}void foo() {super.minute = 10; // The inherited 'minute' memberminute = 10; // Same thing if there is no ambiguity}}void main() {}
The super
keyword is not always necessary; minute alone has the same meaning in the code above (line # 23). The super
keyword is needed when both the ...