Complete the code to sort the employees collection by salary using a Comparator.Assume the method getSalary that returns an employee's salary as an integer.
Collections.sort(employees, _____________________________________);
A)Comparator.comparing(Employee::getSalary)
B)Comparator.comparing(Employee::getSalary())
C)Comparator.thenComparing(Employee::getSalary)
D)Comparator.comparing(e - e.getSalary)

Question

Complete the code to sort the employees collection by salary using a Comparator.Assume the method getSalary that returns an employee's salary as an integer.
Collections.sort(employees, _____________________________________);
A)Comparator.comparing(Employee::getSalary)
B)Comparator.comparing(Employee::getSalary())
C)Comparator.thenComparing(Employee::getSalary)
D)Comparator.comparing(e -> e.getSalary)

Quizplus · Accepted Answer

The correct syntax to sort the employees collection by salary using a Comparator is Comparator.comparing(Employee::getSalary). This method reference compares the salaries of two employees and returns the result of the comparison. It is used directly as the argument of Collections.sort() method.

Complete the Code to Sort the Employees Collection by Salary