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@ 2014-03-20T15:41:34Z

<?php
//$oldLocale = setlocale(LC_ALL, 0);
//setLocale(LC_ALL, 'en_US.UTF8');
$firstName='kéké';
$lastName='kéké';

//$firstName = iconv('UTF-8', 'ASCII//TRANSLIT//IGNORE', $firstName);
//$lastName  = iconv('UTF-8', 'ASCII//TRANSLIT//IGNORE', $lastName);

//setLocale(LC_ALL, $oldLocale);

$firstName = mb_strstr($firstName,'àáâãäçèéêëìíîïñòóôõöùúûüýÿÀÁÂÃÄÇÈÉÊËÌÍÎÏÑÒÓÔÕÖÙÚÛÜÝ',
'aaaaaceeeeiiiinooooouuuuyyAAAAACEEEEIIIINOOOOOUUUUY');
$lastName = mb_strstr($lastName,'àáâãäçèéêëìíîïñòóôõöùúûüýÿÀÁÂÃÄÇÈÉÊËÌÍÎÏÑÒÓÔÕÖÙÚÛÜÝ',
'aaaaaceeeeiiiinooooouuuuyyAAAAACEEEEIIIINOOOOOUUUUY');

$username  = strtolower(
    substr(
        preg_replace('/\s/', '', $firstName[0].$lastName),
                0, 8
        )
    );

echo $username;

Output for git.master, git.master_jit: Warning: Trying to access array offset on value of type bool in /in/9KaUe on line 19
Output for rfc.property-hooks: Warning: Trying to access array offset on false in /in/9KaUe on line 19

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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