如何将占位符文本添加到$ email中

Question

I have a page called check.php which contains all the validation for a registration form but i would like to basically add the placeholder (I use ) text called @example.com into the database

Following is what I currently have

$email = $_POST['email'];

Below is what I wanted to do

$email = $_POST['[e-mail]'];

Answer 1

Try $email = $_POST['email'].'@example.com';