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run code in 300+ PHP versions simultaneously
<?php $cloneXML = 'Blabla blabla ${bâtiment} : blabla'; $i = 42; print preg_replace('/\$\{(\w*)\}/u', '{${1}' . $i . '}', $cloneXML);

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27.43 ms | 404 KiB | 5 Q