3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $domain_name = "президент.рф"; $domain_name = idn_to_ascii($domain_name); echo checkdnsrr($domain_name, "A") ? "Domain is valid." : "Domain is not valid."; ?>
based on WLUVX
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Domain is not valid.
Output for 5.0.0 - 5.3.29
Fatal error: Call to undefined function idn_to_ascii() in /in/hLZdl on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: idn_to_ascii() in /in/hLZdl on line 4
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: idn_to_ascii() in /in/hLZdl on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: idn_to_ascii() in /in/hLZdl on line 4