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run code in 300+ PHP versions simultaneously
<?php $dom = new DOMDocument; $dom->loadXML('<schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"/>'); $dummy = new DOMDocument; $dummy->loadXML('<element xmlns="http://www.w3.org/2001/XMLSchema" name="username" type="string"/>'); $dom->documentElement->appendChild($dom->importNode($dummy->documentElement)); echo $dom->saveXML();
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
<?xml version="1.0"?> <schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"><xsd:element name="username" type="string"/></schema>
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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