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<?php $string = "The Chernobyl disaster was a catastrophic nuclear accident that occurred on 26 April 1986, in the No. 4 nuclear reactor at the Chernobyl Nuclear Power Plant, near the city of Pripyat, in the north of the Ukrainian SSR."; $pattern = '%[A-Z]\w+%'; preg_match_all($pattern, $string, $matches); print_r($matches);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => Array ( [0] => The [1] => Chernobyl [2] => April [3] => No [4] => Chernobyl [5] => Nuclear [6] => Power [7] => Plant [8] => Pripyat [9] => Ukrainian [10] => SSR ) )

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