3v4l.org

run code in 300+ PHP versions simultaneously
<?php $char = chr(200); echo 'ASCII: ', mb_check_encoding($char, 'ASCII') ? 'yup' : 'nope', PHP_EOL; echo 'ISO-8859-1: ', mb_check_encoding($char, 'ISO-8859-1') ? 'yup' : 'nope', PHP_EOL; echo 'UTF-8: ', mb_check_encoding($char, 'UTF-8') ? 'yup' : 'nope', PHP_EOL;
Output for 4.4.5 - 4.4.9, 5.2.1 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.2.29 - 7.2.33, 7.3.12 - 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 - 8.3.6
ASCII: nope ISO-8859-1: yup UTF-8: nope
Output for 4.4.3 - 4.4.4, 5.1.3 - 5.1.6, 5.2.0
ASCII: nope ISO-8859-1: yup UTF-8: yup
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.2
ASCII: Fatal error: Call to undefined function mb_check_encoding() in /in/Rh5J3 on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.2
ASCII: Fatal error: Call to undefined function: mb_check_encoding() in /in/Rh5J3 on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
ASCII: Fatal error: Call to undefined function: mb_check_encoding() in /in/Rh5J3 on line 5
preferences:
266.27 ms | 401 KiB | 355 Q