--TEST-- Bug #61730 (Segfault from array_walk modifying an array passed by reference) --FILE-- <?php $myArray = array_fill(0, 10, 1); array_walk( $myArray, function($value, $key) use ($myArray) { reset($myArray); } ); array_walk( $myArray, function($value, $key) use (&$myArray) { var_dump($key); unset($myArray[$key]); unset($myArray[$key+1]); unset($myArray[$key+2]); } ); print_r($myArray); --EXPECT-- int(0) int(3) int(6) int(9) Array ( )