WordPress at a glance
filter is not described

can_edit_network filter-hook . WP 3.1.0

Filters whether this network can be edited from this page.

Usage

add_filter( 'can_edit_network', 'filter_function_name_9700', 10, 2 );
function filter_function_name_9700( $result, $network_id ){
	// filter...

	return $result;
}
$result(true/false)
Whether the network can be edited from this page.
$network_id(int)
The network ID to check.

Where the hook is called

can_edit_network()
can_edit_network
wp-admin/includes/ms.php 735
return apply_filters( 'can_edit_network', $result, $network_id );

Where the hook is used (in WP core)

Does not used.