hideEmail

Masks an email address for privacy by keeping a visible prefix and replacing the remaining characters with *.

Behavior

Local part (before @): keeps the first 2 characters and masks the rest.
Domain host (between @ and first .): keeps the first 2 characters and masks the rest.
Invalid email strings are returned unchanged.

Usage

$email = 'joao.silva@example.com';

$result = SM::hideEmail($email);
// or
$result = SM::make($email)
    ->hideEmail();

echo $result; // jo********@ex*****.com

Examples

echo SM::hideEmail('joana@gmail.com');
// jo***@gm***.com

echo SM::hideEmail('alice@contoso.co.uk');
// al***@co*****.co.uk

echo SM::hideEmail('a@x.io');
// a*@x*.io

echo SM::hideEmail('not-an-email');
// not-an-email