<?php $html_string = " <div> Below are object Node with the html code </div> <script> alert('i want this to be replaced. it has no newline'); </script> <div> I don't want this to be replaced </div> <script> console.log('i also want this to be replaced. It has newline'); </script> <div> This is a div tag and not a script, so it should not be replaced </div> <script> console.warn(Finally, this should be replaced, it also has newline'); </script> <div> The above is the final result of the replacements </div> "; $regex = '/(?:\<script\>)(.*?)(?:\<\/script\>)/ims'; $result = preg_replace($regex, '<!-- THIS SCRIPT CONTENT HERE HAS BEEN ALTERED -->', $html_string); echo $result;
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