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@ 2021-04-30T21:19:48Z

<?php

$file = 'ыыыыыыыы';

        if (function_exists('transliterator_transliterate') && function_exists('iconv'))
		{
		    echo 'ICONV Available' .PHP_EOL;
		}
		

        // Remove any trailing dots, as those aren't ever valid file names.
		$file = rtrim($file, '.');

		// Try transliterating the file name using the native php function
		if (function_exists('transliterator_transliterate') && function_exists('iconv'))
		{
		    echo 'transliterating YES' .PHP_EOL;
			// Using iconv to ignore characters that can't be transliterated
			$file = iconv("UTF-8", "ASCII//TRANSLIT//IGNORE", transliterator_transliterate('Any-Latin; Latin-ASCII; Lower()', $file));
		}

		$regex = array('#(\.){2,}#', '#[^A-Za-z0-9\.\_\- ]#', '#^\.#');

		$name = trim(preg_replace($regex, '', $file));
		
		var_dump($name);

Output for git.master, git.master_jit, rfc.property-hooks: ICONV Available transliterating YES string(8) "yyyyyyyy"

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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