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run code in 300+ PHP versions simultaneously
<?php $var1=xml_parser_create_ns(); $var2="<xss>"; xml_parse($var1, $var2); $var2=str_repeat("a", 10); $var3=[]; $var4=[]; xml_parse_into_struct($var1, $var2, $var3, $var4); var_dump($var3);
Output for 5.5.35 - 5.5.38, 5.6.21 - 5.6.40, 7.0.6 - 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
array(0) { }
Output for 5.5.0 - 5.5.34, 5.6.0 - 5.6.20, 7.0.0 - 7.0.5

Process exited with code 139.
preferences:
222.79 ms | 402 KiB | 330 Q