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run code in 150+ php & hhvm versions
Bugs & Features
<?php $row = 'one //There are spaces here two '; $row = explode(PHP_EOL,$row); $row = $row[0]; preg_match('/( +)$/',$row,$matches);
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
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/RNC1B on line 4