3v4l.org

run code in 300+ PHP versions simultaneously
<?php $source = mb_convert_encoding('test', " UTF-16BE", "utf-8"); $source = unpack('C*', $source); var_dump($source); $source = mb_convert_encoding('test', " UTF-16LE", "utf-8"); $source = unpack('C*', $source); var_dump($source);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught ValueError: mb_convert_encoding(): Argument #2 ($to_encoding) must be a valid encoding, " UTF-16BE" given in /in/Rn3dH:3 Stack trace: #0 /in/Rn3dH(3): mb_convert_encoding('test', ' UTF-16BE', 'utf-8') #1 {main} thrown in /in/Rn3dH on line 3
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 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
Warning: mb_convert_encoding(): Unknown encoding " UTF-16BE" in /in/Rn3dH on line 3 array(0) { } Warning: mb_convert_encoding(): Unknown encoding " UTF-16LE" in /in/Rn3dH on line 10 array(0) { }
preferences:
245.98 ms | 403 KiB | 385 Q