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run code in 150+ php & hhvm versions
Bugs & Features
<?php preg_match_all("/(\b[a-zA-Z-]{3,}\b)+?/", "(DEHUMIDIFIER), MUNTERS (M11L) / / / / / / / M11L 230V, 50Hz, 0.21Kw", $matches); print_r($matches[0]); $foo = $matches[0]; foreach ($foo as $bar) { print $bar . ': '; print preg_match('/^[a-z0-9]+([a-z0-9-]+[a-z0-9])?$/iD', $bar); print PHP_EOL; }
Output for 4.3.10 - 4.4.9, 5.0.2 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => DEHUMIDIFIER [1] => MUNTERS ) DEHUMIDIFIER: 1 MUNTERS: 1
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
Array ( [0] => DEHUMIDIFIER [1] => MUNTERS ) DEHUMIDIFIER: 1 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/c7Fs0 on line 9 PHP_EOLMUNTERS: 1 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/c7Fs0 on line 9 PHP_EOL