4 回答form method="post" action="save.php"

4 回答<form action="save.php" method="post" >這一句是什么意思，起到什么作用？？

1 回答<form method = "post" action = "save.php">

1 回答<form method="post" action="save.php">

4 回答<form method="post" action="save.php">