new_site_email filter-hook . WP 5.6.0

Filters the content of the email sent to the Multisite network administrator when a new site is created.

Content should be formatted for transmission via wp_mail().

Usage

add_filter( 'new_site_email', 'filter_function_name_3026', 10, 3 );
function filter_function_name_3026( $new_site_email, $site, $user ){
	// filter...

	return $new_site_email;
}

$new_site_email(array)

Used to build wp_mail().

• to(string)
  The email address of the recipient.

• subject(string)
  The subject of the email.

• message(string)
  The content of the email.

• headers(string)
  Headers.

$site(WP_Site)

Site object of the new site.

$user(WP_User)

User object of the administrator of the new site.

Changelog

Where the hook is called

$new_site_email = apply_filters( 'new_site_email', $new_site_email, $site, $user );

Where in WP core the hook is used WordPress