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<?php $string= "Hi #geeting #shortAnswer #notUseful"; preg_match_all('/#(\w+)/',$string, $matches); echo "The matches:\n"; foreach ($matches[1] as $tag) { echo $tag."\n"; } var_dump($matches);
Output for git.master, git.master_jit, rfc.property-hooks
The matches: geeting shortAnswer notUseful array(2) { [0]=> array(3) { [0]=> string(8) "#geeting" [1]=> string(12) "#shortAnswer" [2]=> string(10) "#notUseful" } [1]=> array(3) { [0]=> string(7) "geeting" [1]=> string(11) "shortAnswer" [2]=> string(9) "notUseful" } }

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