3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = []; $lastChar = null; foreach (str_split('10001101') as $char) { if ($char !== $lastChar) { unset($ref); $array[] = &$ref; $ref = $char; $lastChar = $char; } else { $ref .= $char; } } var_export($array);

This is an error 500

Value for `_results` contains invalid data `array`


preferences:
162.66 ms | 2010 KiB | 12 Q