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run code in 300+ PHP versions simultaneously
<?php $xml = new SimpleXMLElement( '<person> <child role="son"> <child role="daughter"/> </child> <child role="daughter"> <child role="son"> <child role="son"/> </child> </child> </person>'); foreach ($xml->children() as $second_gen) { echo ' The person begot a ' . $second_gen['role']; foreach ($second_gen->children() as $third_gen) { echo ' who begot a ' . $third_gen['role'] . ';'; foreach ($third_gen->children() as $fourth_gen) { echo ' and that ' . $third_gen['role'] . ' begot a ' . $fourth_gen['role']; } } }
Output for git.master, git.master_jit, rfc.property-hooks
The person begot a son who begot a daughter; The person begot a daughter who begot a son; and that son begot a son

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