3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function createCombinations($input_str, $length) { $input = str_split($input_str); foreach($input as $c) { if($length == 1) { yield $c; return; } else { foreach(createCombinations($input_str, $length -1) as $s) { yield $c + $s; return; } } } } $texte = "abcdefghijklmnopqrstuvwxyz0123456789"; $generator = createCombinations($texte, 4); foreach($generator as $result) { echo $result; }
based on 65UpG
Output for 7.1.0
Warning: A non-numeric value encountered in /in/6Kl3N on line 14 Warning: A non-numeric value encountered in /in/6Kl3N on line 14 Warning: A non-numeric value encountered in /in/6Kl3N on line 14 Warning: A non-numeric value encountered in /in/6Kl3N on line 14 0
Output for 5.5.24 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.0.14
0
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$c' (T_VARIABLE) in /in/6Kl3N on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_VARIABLE in /in/6Kl3N on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_VARIABLE in /in/6Kl3N on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/6Kl3N on line 8
Process exited with code 255.