/**
* @author lautturi.com
* Java example:Counts the number of occurrences of an element in the list
*/
import java.util.*;
public class Lautturi {
public static void main(String[] args) {
List<String> list = Arrays.asList("hello","lautturi","java","python","java","lautturi","world");
Set<String> distinct = new HashSet<>(list);
for (String s: distinct) {
System.out.println(s + ": " + Collections.frequency(list, s));
}
}
}
output
python: 1 java: 2 world: 1 lautturi: 2 hello: 1