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@ 2015-04-17T06:05:28Z

<?php
$r = array('hoge'=> new \stdClass());
$j = json_serialize($r);
echo $j . "\n";
print_r(json_unserialize($j));
echo "\n";

function json_serialize($any) {
	return json_encode(json_wrap($any));
}

function json_unserialize($str) {
	return json_unwrap(json_decode($str));
}

function json_wrap($any, $skipAssoc = false) {
	if (!$skipAssoc && is_array($any) && is_string(key($any))) {
		return (object)array("_PHP_ASSOC" => json_wrap($any,true));
	}
	if (is_array($any) || is_object($any)) {
		foreach ($any as &$v) {
			$v = json_wrap($v);
		}
	}
	return $any;
}

function json_unwrap($any, $skipAssoc = false) {
	if (!$skipAssoc && is_object($any) && is_object($any->_PHP_ASSOC) && count((array)$any) == 1) {
		return (array)json_unwrap($any->_PHP_ASSOC);
	}
	if (is_array($any) || is_object($any)) {
		foreach ($any as &$v) {
			$v = json_unwrap($v);
		}
	}
	return $any;
}

Output for git.master, git.master_jit, rfc.property-hooks: {"_PHP_ASSOC":{"hoge":{}}} Warning: Undefined property: stdClass::$_PHP_ASSOC in /in/vZctd on line 29 Warning: Undefined property: stdClass::$_PHP_ASSOC in /in/vZctd on line 29 Array ( [hoge] => stdClass Object ( ) )

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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