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@ 2014-09-21T18:49:45Z

<?php

/**
 * Класс Foo
 */
class Foo {
  /** @var int Счётчик */
  static $counter = 0;
  
  /**
   * Очень хочет сделать Foo и выводит
   * кучу очень интересной инфы
   *
   * @param int $a Первый аргумент
   * @param int $b Второй аргумент
   * @return int Сумма аргументов
   */
  public function doFoo($a, $b)
  {
    $sum = $a + $b;
    echo "Foo: $a + $b = $sum\n";
    return $sum;
  }

  /**
   * Конструктор по-умолчанию выводит количество созданий
   * объектов класса Foo
   */
  public function __construct()
  {
    echo 'Foo counter: ' . ++self::$counter . PHP_EOL;
  }
}

$obj = new Foo();
$obj->doFoo(2,4);
new Foo();

Output for git.master, git.master_jit, rfc.property-hooks: Foo counter: 1 Foo: 2 + 4 = 6 Foo counter: 2

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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