wp get logged in user id

// Step 1: Check if a user is logged in
if (is_user_logged_in()) {

    // Step 2: Get the current user object
    $current_user = wp_get_current_user();

    // Step 3: Get the user ID
    $user_id = $current_user->ID;

    // Step 4: Display or use the user ID as needed
    echo 'User ID: ' . $user_id;

} else {
    // Step 5: Handle the case when no user is logged in
    echo 'No user is logged in';
}