Online PHP editor | rfc for Nsq1t

@ 2019-01-02T11:41:37Z

<?php
$entities = [
    ['name' => 'Answer', 'relations' => ['AnswerGroup']],
    ['name' => 'AnswerGroup', 'relations' => []],
    ['name' => 'Condition', 'relations' => ['Question']],
    ['name' => 'Notion', 'relations' => []],
    ['name' => 'Question', 'relations' => ['Theme', 'AnswerGroup', 'Notion']],
    ['name' => 'Theme', 'relations' => []],
];
function list_dependents($entity, $entities) {
    $sorted = array();
    sort($entity['relations']);
    foreach ($entity['relations'] as $r) {
        $sorted = array_merge($sorted, list_dependents($entities[array_search($r, array_column($entities, 'name'))], $entities));
    }
    $sorted = array_merge($sorted, array($entity['name']));
    return $sorted;
}
$sorted = array();
foreach ($entities as $entity) {
    $sorted = array_merge($sorted, list_dependents($entity, $entities));
}
$sorted = array_values(array_unique($sorted));
print_r($sorted);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [0] => AnswerGroup [1] => Answer [2] => Notion [3] => Theme [4] => Question [5] => Condition )

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2022-12-01 RFC: Property hooks - included in PHP 8.4
2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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