<?php
$names = $objectWrappers->wrap($arrays->arrayOf($plugins->loadClass("java.lang.String"), "Alice", "Bob", "John", "Trump"));
// [Alice, Bob, John] Trump和Alice长度一样, 重复
$names->distinctBy(function ($it) use ($objectWrappers) {
    return $objectWrappers->wrap($it)->count();
})->forEach(function ($it) use ($console) {
    $console->log($it);
});