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run code in 300+ PHP versions simultaneously
<?php $xml_header = "<?xml version='1.0' encoding='utf-8'?><xml/>"; $xml = new SimpleXMLElement($xml_header); $xml->addChild("first_string","this is &amp;lt;mystring&gt; &amp;euro; &amp;lt;"); $xml->addChild("second_string",htmlentities("this is &lt;mystring&gt; &euro; &gt; $")); echo $xml->first_string . $xml->second_string;
Output for 5.1.3 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
this is &lt;mystring> &euro; &lt;this is &lt;mystring&gt; &euro; &gt; $
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.2
Fatal error: Call to undefined method SimpleXMLElement::addChild() in /in/iLESJ on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Cannot instantiate non-existent class: simplexmlelement in /in/iLESJ on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: simplexmlelement in /in/iLESJ on line 4

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279.73 ms | 401 KiB | 456 Q