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<?php preg_match('/x-archive-guessed-charset: (.*)/', 'x-archive-guessed-charset: windows-1251', $encoding); print_r($encoding); echo $encoding[1];
Output for rfc.property-hooks, git.master, git.master_jit
Array ( [0] => x-archive-guessed-charset: windows-1251 [1] => windows-1251 ) windows-1251

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