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<?php preg_match('#https?://(?:plus\.)?google\.com/\+?(\w+)#Ui', 'https://plus.google.com/+ForeigñNáme/', $matches); var_dump($matches);
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [0]=> string(26) "https://plus.google.com/+F" [1]=> string(1) "F" }

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