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run code in 200+ php & hhvm versions
Bugs & Features
<?php $string = 'Tweet #sachintendulkar'; preg_match("/#(\\w+)/", $string, $matches); $hash = $matches[1]; var_dump( $hash); // Outputs 'hashtag'
Output for 4.3.0 - 5.0.5, 5.1.1 - 7.1.7
string(15) "sachintendulkar"
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/fm0f3 on line 6
Process exited with code 255.