<?php $str = "this is. an example. 15.68€"; function cleaner($matches) { return str_replace("." , "," , $matches["nrs"]); } $str = preg_replace_callback ("/(?P<nrs>[0-9]+.[0-9]+)/" , "cleaner" , $str); echo $str; ?>
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Value for `_results` contains invalid data `array`