<?php
$numbers = $objectWrappers->wrap($arrays->arrayOf($plugins->loadClass("java.lang.Long"), 1, 2, 2, 3, 4, 4, 5));
$names = $objectWrappers->wrap($arrays->arrayOf($plugins->loadClass("java.lang.String"), "Alice", "Bob", "Alice", "Charlie", "Bob"));
// [1, 2, 3, 4, 5]
$numbers->distinct()->forEach(function ($it) use ($console) {
    $console->log($it);
});
// [Alice, Bob, Charlie]
$names->distinct()->forEach(function ($it) use ($console) {
    $console->log($it);
});