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run code in 150+ php & hhvm versions
Bugs & Features
<?php $subject = <<<EOL 1. first 2. second 3. third EOL; preg_match('/^.{1,20}?$/i', $subject, $matches); var_dump($matches); $subject = "qasd\nasdasd\nasda"; preg_match_all('/^(.{1,20}?)$/i', $subject, $matches, PREG_PATTERN_ORDER); var_dump($matches);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(0) { } array(2) { [0]=> array(0) { } [1]=> array(0) { } }