Online PHP editor | refs for g77Ae

<?php function print_while_each($list) { while (list($key, $val) = each($list)) { echo $key, $val; if ($val == '2') { $list[] = 4; } } } function print_foreach($list) { foreach ($list as $key => $val) { echo $key, $val; if ($val == '2') { $list[] = 4; } } } function print_while_next($list) { $val = reset($list); while (!empty($val)) { $key = key($list); $val = current($list); echo $key, $val; if ($val == '2') { $list[] = 4; } $val = next($list); } } $list = array('1', '2', '3'); print_while_each($list); echo '<br>', PHP_EOL; print_foreach($list); echo '<br>', PHP_EOL; print_while_next($list); echo '<br>', PHP_EOL;