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run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array(1,2); $query = 'found {{$_the}}'; $_the = 'var'; preg_match('/({{\$(.*)}})/',$query,$matches); var_dump($matches[2]); var_dump(${$matches[2]}); $new = preg_replace('/({{\$(.*)}})/',${$matches[2]},$query); echo $new;
based on aTZLJ
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(4) "_the" string(3) "var" found var