WordPress Code Reference

network_admin_email_change_email

Summery Summery

Filters the contents of the email notification sent when the network admin email address is changed.

apply_filters( 'network_admin_email_change_email', array $email_change_email, string $old_email, string $new_email, int $network_id )

$email_change_email

Used to build wp_mail().

'to'
(string) The intended recipient.
'subject'
(string) The subject of the email.
'message'
(string) The content of the email. The following strings have a special meaning and will get replaced dynamically: - ###OLD_EMAIL### The old network admin email address. - ###NEW_EMAIL### The new network admin email address. - ###SITENAME### The name of the network. - ###SITEURL### The URL to the site.
'headers'
(string) Headers.

$old_email

The old network admin email address.

$new_email

The new network admin email address.

$network_id

ID of the network.

Changelog
Version	Description
4.9.0	Introduced.