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run code in 150+ php & hhvm versions
Bugs & Features
<?php echo preg_replace('/#(\S{1,24}+)/u', '<$0>', '#блабла').PHP_EOL;
Output for 4.3.10 - 4.4.9, 5.0.2 - 7.1.0
<#блабла>
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/KCH3O on line 2 <#блабла>PHP_EOL