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@ 2017-10-23T19:17:15Z

<?php

function creator($var)
{
  return new class($var) extends StdClass {
    private static $var;
    function __construct($var)
    {
      static::$var = $var;
    }

    function __debugInfo()
    {
      return [
        "\0*\0var" => static::$var,
      ];
    }
  };
}

print "From method:\n";
$a = creator('A');
$b = creator('B');
var_dump($a, $b, $a === $b);
print "----------\n";

print "In clear:\n";
$c = new class('C') extends StdClass {
    private static $var;
    function __construct($var)
    {
      static::$var = $var;
    }

    function __debugInfo()
    {
      return [
        "\0*\0var" => static::$var,
      ];
    }
  };
$d = new class('D') extends StdClass {
    private static $var;
    function __construct($var)
    {
      static::$var = $var;
    }

    function __debugInfo()
    {
      return [
        "\0*\0var" => static::$var,
      ];
    }
  };
var_dump($c, $d, $c === $d);
print "----------\n";

Output for git.master, git.master_jit, rfc.property-hooks: From method: object(StdClass@anonymous)#1 (1) { ["var":protected]=> string(1) "B" } object(StdClass@anonymous)#2 (1) { ["var":protected]=> string(1) "B" } bool(false) ---------- In clear: object(StdClass@anonymous)#3 (1) { ["var":protected]=> string(1) "C" } object(StdClass@anonymous)#4 (1) { ["var":protected]=> string(1) "D" } bool(false) ----------

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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