3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dom = new DOMDocument(); $copyright = $dom->createElement('copyright', '&#169;'); $dom->appendChild($copyright); echo htmlspecialchars($dom->saveXML());
Output for git.master, git.master_jit, rfc.property-hooks
&lt;?xml version=&quot;1.0&quot;?&gt; &lt;copyright&gt;&amp;#xA9;&lt;/copyright&gt;

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