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<?php $replacer = 'href="https://example.net"'; $homepage = preg_replace_callback('/<body.*?>(.*)<\/body>/', function($matches) use($replacer) { return preg_replace("/(?<=href=(\"|'))[^\"']+(?=(\"|'))/",$replacer,$matches[0]); },'<body><a class="attribute" href="https://mother.com"/> <a class="attribute" href="https://mothers.com"></a></body>'); echo $homepage;
Output for rfc.property-hooks, git.master, git.master_jit
<body><a class="attribute" href="href="https://example.net""/> <a class="attribute" href="href="https://example.net""></a></body>

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