3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $string = '1, 4, 7, 20-25, 31, 46-48, 100'; $array = array_map('trim', explode(',', $string)); $new_array = array(); for ($i = 0; $i < count($array); $i++) { if (!is_numeric($array[$i])) { $limit = explode('-', $array[$i]); for ($j = $limit[0]; $j <= $limit[1]; $j++) array_splice($new_array, 0, 0, $j); unset($array[$i]); } } $array = sort(array_merge($array, $new_array)); print_r($array);
Output for 7.0.0 - 7.1.0
Notice: Only variables should be passed by reference in /in/fqcUd on line 17 1
Output for 5.1.0 - 5.6.28
Strict Standards: Only variables should be passed by reference in /in/fqcUd on line 17 1
Output for 5.0.5
Fatal error: Only variables can be passed by reference in /in/fqcUd on line 17
Process exited with code 255.
Output for 4.3.0 - 5.0.4
1