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<?php $originPiwikVisitorId = null; if (preg_match('/([0-9a-zA-Z]*)\..*/', '3e5035da4a186908.1444637964.6.1445411285.1445411282.', $matches)) { $originPiwikVisitorId = array_pop($matches); } echo $originPiwikVisitorId;
Output for git.master, git.master_jit, rfc.property-hooks
3e5035da4a186908

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