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run code in 300+ PHP versions simultaneously
<?php $str = "&lt;p>This is a good text, but it's very tedious. &lt;/p>"; $str = preg_replace("/(?<!\.)&lt;\/p>/", "$1.&lt;\/p>", $str); echo $str;
Output for git.master, git.master_jit, rfc.property-hooks
&lt;p>This is a good text, but it's very tedious. .&lt;\/p>

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