这是我创建订阅的代码——我花了大量的尝试和错误才弄清楚。祝你好运！

function create_test_sub() {

    $email = \'[email protected]\';

    $start_date = \'2015-01-01 00:00:00\';

    $address = array(
        \'first_name\' => \'Jeremy\',
        \'last_name\'  => \'Test\',
        \'company\'    => \'\',
        \'email\'      => $email,
        \'phone\'      => \'777-777-777-777\',
        \'address_1\'  => \'31 Main Street\',
        \'address_2\'  => \'\', 
        \'city\'       => \'Auckland\',
        \'state\'      => \'AKL\',
        \'postcode\'   => \'12345\',
        \'country\'    => \'AU\'
    );

    $default_password = wp_generate_password();

    if (!$user = get_user_by(\'login\', $email)) $user = wp_create_user( $email, $default_password, $email );

    // I\'ve used one product with multiple variations

    $parent_product = wc_get_product(22998);

    $args = array(
        \'attribute_billing-period\' => \'Yearly\',
        \'attribute_subscription-type\' => \'Both\'
    );

    $product_variation = $parent_product->get_matching_variation($args);

    $product = wc_get_product($product_variation);  

    // Each variation also has its own shipping class

    $shipping_class = get_term_by(\'slug\', $product->get_shipping_class(), \'product_shipping_class\');

    WC()->shipping->load_shipping_methods();
    $shipping_methods = WC()->shipping->get_shipping_methods();

    // I have some logic for selecting which shipping method to use; your use case will likely be different, so figure out the method you need and store it in $selected_shipping_method

    $selected_shipping_method = $shipping_methods[\'free_shipping\'];

    $class_cost = $selected_shipping_method->get_option(\'class_cost_\' . $shipping_class->term_id);

    $quantity = 1;

    // As far as I can see, you need to create the order first, then the sub

    $order = wc_create_order(array(\'customer_id\' => $user->id));

    $order->add_product( $product, $quantity, $args);
    $order->set_address( $address, \'billing\' );
    $order->set_address( $address, \'shipping\' );

    $order->add_shipping((object)array (
        \'id\' => $selected_shipping_method->id,
        \'label\'    => $selected_shipping_method->title,
        \'cost\'     => (float)$class_cost,
        \'taxes\'    => array(),
        \'calc_tax\'  => \'per_order\'
    ));

    $order->calculate_totals();

    $order->update_status("completed", \'Imported order\', TRUE);

    // Order created, now create sub attached to it -- optional if you\'re not creating a subscription, obvs

    // Each variation has a different subscription period

    $period = WC_Subscriptions_Product::get_period( $product );
    $interval = WC_Subscriptions_Product::get_interval( $product );

    $sub = wcs_create_subscription(array(\'order_id\' => $order->id, \'billing_period\' => $period, \'billing_interval\' => $interval, \'start_date\' => $start_date));

    $sub->add_product( $product, $quantity, $args);
    $sub->set_address( $address, \'billing\' );
    $sub->set_address( $address, \'shipping\' );

    $sub->add_shipping((object)array (
        \'id\' => $selected_shipping_method->id,
        \'label\'    => $selected_shipping_method->title,
        \'cost\'     => (float)$class_cost,
        \'taxes\'    => array(),
        \'calc_tax\'  => \'per_order\'
    ));

    $sub->calculate_totals();

    WC_Subscriptions_Manager::activate_subscriptions_for_order($order);

    print "<a href=\'/wp-admin/post.php?post=" . $sub->id . "&action=edit\'>Sub created! Click here to edit</a>";
}