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Answers for "java how to sort custom objects in descending orde"

Java
0

java how to sort custom objects in descending orde

ArrayList<StudentInformation> infos = new ArrayList<StudentInformation>();
// fill array
Collections.sort(infos, 
    Comparator.comparingInt(StudentInformation::getBirthYear).reversed());
Posted by: Guest on October-03-2020
0

java how to sort custom objects in descending orde

ArrayList<StudentInformation> infos = new ArrayList<StudentInformation>();
// fill array
Collections.sort(infos, (s1, s2) ->
    Integer.compare(s2.getBirthYear(), s1.getBirthYear()));
Posted by: Guest on October-03-2020

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