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@ 2016-11-02T14:39:59Z

<?php
    function translit($st) {
		$st = strtr($st,
			"абвгдежзийклмнопрстуфыэАБВГДЕЖЗИЙКЛМНОПРСТУФЫЭ",
			"abvgdegziyklmnoprstufieABVGDEGZIYKLMNOPRSTUFIE"
		);
		$st = strtr($st, array(
			'ё'=>"yo",    'х'=>"h",  'ц'=>"ts",  'ч'=>"ch", 'ш'=>"sh",
			'щ'=>"shch",  'ъ'=>'',   'ь'=>'',    'ю'=>"yu", 'я'=>"ya",
			'Ё'=>"Yo",    'Х'=>"H",  'Ц'=>"Ts",  'Ч'=>"Ch", 'Ш'=>"Sh",
			'Щ'=>"Shch",  'Ъ'=>'',   'Ь'=>'',    'Ю'=>"Yu", 'Я'=>"Ya",
		));
		return $st;
	}
    
    $t_word = 'Κέντρο τεχνολογικής άμυνας και επιστημονικής έρευνας';
    if(preg_match('/[А-Яа-я]/i',$t_word)){
		$t_word = translit($t_word);
	}
	echo $t_word;
	echo "\n";
	echo metaphone($t_word,6);

Output for git.master, git.master_jit, rfc.property-hooks: Κέ�D�T�M�I �T�lχ�D�I�A�I�z�u�iή�O ά�Vυ�D�g�O �i�g�u �l�K�u�R�T�p�V�I�D�u�iή�O έ�M�lυ�D�g�O TTMTLT

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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