3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = 'Hello world'; $result = str_split($text); $result = array_map('ord', $result); $result = array_map('dechex', $result); var_dump("0x" . implode('', $result));
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, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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 - 8.3.6
string(24) "0x48656c6c6f20776f726c64"
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: str_split() in /in/2PCj4 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: str_split() in /in/2PCj4 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: str_split() in /in/2PCj4 on line 3
preferences:
237.36 ms | 401 KiB | 325 Q