What is WordPress Hook: network_admin_notices
The network_admin_notices hook in WordPress is used to display messages or notices specifically for network administrators in the WordPress Multisite network admin area. This hook allows developers to add custom messages or notifications to the network admin dashboard.
Understanding the Hook: network_admin_notices
The network_admin_notices hook is located within the network admin dashboard of a WordPress Multisite installation. It is typically used to display important information or alerts to network administrators, such as updates, system status, or custom notifications.
Hook Parameters (if applicable): network_admin_notices
The network_admin_notices hook does not accept any parameters or arguments. It is simply a trigger for displaying messages to network administrators in the WordPress Multisite network admin area.
Hook Doesn’t Work: network_admin_notices
If the network_admin_notices hook is not working as expected, it could be due to incorrect implementation or conflicts with other code or plugins. To troubleshoot, developers should check for any errors in their code, ensure that the hook is being added in the appropriate location, and deactivate any conflicting plugins that may be interfering with the display of network admin notices.
Best Practices & Usage Notes (if applicable): network_admin_notices
When using the network_admin_notices hook, developers should ensure that the messages or notices being displayed are relevant and important for network administrators. It is best practice to use this hook sparingly and only for critical information that requires the attention of network administrators.
Usage Example: network_admin_notices
“`php
function custom_network_admin_notice() {
echo ‘
Important message for network administrators.
‘;
}
add_action(‘network_admin_notices’, ‘custom_network_admin_notice’);
“`
In this example, the network_admin_notices hook is used to display a custom notice to network administrators in the WordPress Multisite network admin area. The custom_network_admin_notice function adds a message wrapped in a notice-info class to the network admin dashboard.
