W3School TIY Editor
W3School 在线教程
改变方向
暗黑模式
<!DOCTYPE html> <html> <body> <?php function myFamily($lastname, ...$firstname) { $txt = ""; $len = count($firstname); for($i = 0; $i < $len; $i++) { $txt = $txt."Hi, $firstname[$i] $lastname.<br>"; } return $txt; } $a = myFamily("Gates", "Bill", "Steve", "Elon"); echo $a; ?> </body> </html>