3v4l.org

run code in 500+ PHP versions simultaneously
<?php $foo = simplexml_load_string("<foo><bar>aa</bar>\n</foo>"); var_dump((bool) $foo->bar[0]); var_dump((string) $foo->bar[0]);
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: simplexml_load_string() in /in/bUncK on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: simplexml_load_string() in /in/bUncK on line 3
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.26, 5.6.8 - 5.6.10
bool(false) string(2) "aa"
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.5.27 - 5.5.35, 5.6.11 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11
bool(true) string(2) "aa"
preferences:
34.93 ms | 1158 KiB | 19 Q