function stars($n) { for ($star = "", $i = 0; $i < $n; $i ++) { $star .= "*"; } return $star; ?> print_star(5) :
Fatal error: Uncaught Error: Call to undefined function stars() in /users/2021/i2151064/public_html/2022/WebProg/ch08/exam08-04.php:17 Stack trace: #0 {main} thrown in /users/2021/i2151064/public_html/2022/WebProg/ch08/exam08-04.php on line 17