Filters whether an email address is unsafe.
$is_email_address_unsafebool$user_emailstringwp-includes/ms-functions.php:426is_email_address_unsafe() * * @since 3.5.0 * * @param bool $is_email_address_unsafe Whether the email address is "unsafe". Default false. * @param string $user_email User email address. */ return apply_filters( 'is_email_address_unsafe', $is_email_address_unsafe, $user_email );} /** * Sanitizes and validates data required for a user sign-up. * * Verifies the validity and uniqueness of user names and user email addresses,Introduced in 3.5.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.