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<?php $str = '[[Яша|ya.ru]] qwerty [[Яков|yandex.ru]]'; $dict = ['Яша' => 'Яков', 'Яков' => 'Яша']; $res = []; echo preg_replace_callback( '~\[\[(.*?)\|(.*?)]]~', function ($m) use ($dict, &$res) { array_push($res, $m[1]); return '<a href="'. mb_strtoupper($m[2]) . '" target="_blank">'. (isset($dict[$m[1]]) ? $dict[$m[1]] : $m[1]) . '</a>'; }, $str ) . "\n"; print_r($res);
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
<a href="YA.RU" target="_blank">Яков</a> qwerty <a href="YANDEX.RU" target="_blank">Яша</a> Array ( [0] => Яша [1] => Яков )
preferences:
135.74 ms | 408 KiB | 5 Q