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run code in 150+ php & hhvm versions
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<?php $string= "Went for an awesome bike"; echo $string . "</br></br>"; preg_match_all('/#(\w+)/',$string, $matches); if ( count( $matches[1]) != 0) { foreach ($matches[1] as $tag) { echo $tag . "</br></br>"; } } else { echo "There are no tags here!!"; }
Output for 4.3.0 - 5.6.25, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Went for an awesome bike</br></br>There are no tags here!!