groupingBy

val words = arrayOf("hello", "world", "kotlin", "android")
// 按单词长度分组，并获取每个分组的大小,每个分组的大小: {5=2, 6=1, 7=1}
words.groupingBy { it.count() }.eachCount().forEach {
    _console.log(it)
}

def words = $objectWrappers.wrap($arrays.arrayOf($plugins.loadClass("java.lang.String"), "hello", "world", "kotlin", "android"))
// 按单词长度分组，并获取每个分组的大小,每个分组的大小: {5=2, 6=1, 7=1}
words.groupingBy { $objectWrappers.wrap(it).count() }.eachCount().forEach {
    $console.log(it)
}

let words = $objectWrappers.wrap($arrays.arrayOf($plugins.loadClass("java.lang.String"), "hello", "world", "kotlin", "android"))
// 按单词长度分组，并获取每个分组的大小,每个分组的大小: {5=2, 6=1, 7=1}
words.groupingBy((it) => $objectWrappers.wrap(it).count()).eachCount().forEach((it) => {
    $console.log(it)
})

local words = _objectWrappers:wrap(_arrays:arrayOf(_plugins:loadClass("java.lang.String"), "hello", "world", "kotlin",
        "android"))
-- 按单词长度分组，并获取每个分组的大小,每个分组的大小: {5=2, 6=1, 7=1end)
words:groupingBy(function(it)
    return _objectWrappers:wrap(it):count()
end) :eachCount():forEach(function(it)
    _console:log(it)
end)

<?php
$words = $objectWrappers->wrap($arrays->arrayOf($plugins->loadClass("java.lang.String"), "hello", "world", "kotlin", "android"));
// 按单词长度分组，并获取每个分组的大小,每个分组的大小: {5=2, 6=1, 7=1})
$words->groupingBy(function ($it) use ($objectWrappers) {
    return $objectWrappers->wrap($it)->count();
})->eachCount()->forEach(function ($it) use ($console) {
    $console->log($it);
});

words = _objectWrappers.wrap(
    _arrays.arrayOf(_plugins.loadClass("java.lang.String"), "hello", "world", "kotlin", "android"))
# 按单词长度分组，并获取每个分组的大小,每个分组的大小: {5=2, 6=1, 7=1}
words.groupingBy(lambda it: _objectWrappers.wrap(it).count()).eachCount().forEach(lambda it: _console.log(it))

# encoding: utf-8
words = $objectWrappers.wrap($arrays.arrayOf($plugins.loadClass("java.lang.String"), "hello", "world", "kotlin", "android"))
# 按单词长度分组，并获取每个分组的大小,每个分组的大小: {5=2, 6=1, 7=1}
words.groupingBy { |it| $objectWrappers.wrap(it).count() }.eachCount().forEach { |it|
  $console.log(it)
}

Last modified: 08 September 2025