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filter is not described

wpmu_signup_user_notification filter-hook . WP MU

Filters whether to bypass the email notification for new user sign-up.

Usage

add_filter( 'wpmu_signup_user_notification', 'filter_function_name_4589', 10, 4 );
function filter_function_name_4589( $user_login, $user_email, $key, $meta ){
	// filter...

	return $user_login;
}
$user_login(string)
User login name.
$user_email(string)
User email address.
$key(string)
Activation key created in wpmu_signup_user().
$meta(array)
Signup meta data.
Default: empty array

Notes

  • Since MU (3.0.0)

Where the hook is called

wpmu_signup_user_notification()
wp-includes/ms-functions.php 965
if ( ! apply_filters( 'wpmu_signup_user_notification', $user_login, $user_email, $key, $meta ) )

Where the hook is used (in WP core)

wp-admin/user-new.php 156
add_filter( 'wpmu_signup_user_notification', '__return_false' ); // Disable confirmation email