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filter is not described

network_sites_updated_message_(updated) filter-hook . WP 3.1.0

Filters a specific, non-default site-updated message in the Network admin.

The dynamic portion of the hook name, $_GET['updated'], refers to the non-default site update action.

Usage

add_filter( 'network_sites_updated_message_(updated)', 'filter_function_name_3943' );
function filter_function_name_3943( $msg ){
	// filter...

	return $msg;
}
$msg(string)
The update message.
Default: 'Settings saved'

Where the hook is called

In file: /wp-admin/network/sites.php
network_sites_updated_message_(updated)
wp-admin/network/sites.php 319
$msg = apply_filters( 'network_sites_updated_message_' . $_GET['updated'], __( 'Settings saved.' ) );

Where the hook is used (in WP core)

Does not used.