<type name="Magento\Checkout\Model\CompositeConfigProvider">
    <arguments>
        <argument name="configProviders" xsi:type="array">
            <item name="paypal_express_config_provider"
                  xsi:type="object">
                Magento\Paypal\Model\ExpressConfigProvider
            </item>
            <item name="paypal_iframe_config_provider"
                  xsi:type="object">
                Magento\Paypal\Model\IframeConfigProvider
            </item>
            <item name="paypal_billing_agreement_config_provider"
                  xsi:type="object">
                Magento\Paypal\Model\BillingAgreementConfigProvider
            </item>
            <item name="paypal_iframe_cc_config_provider"
                  xsi:type="object">
                PaypalIframeCcConfigProvider
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the frontend area. This is the area that corresponds with the cart sub-application.

This configuration tells the Object Manager that when a user wants a Magento\Checkout\Model\CompositeConfigProvider object that the following arguments should be used in the foo object's constructor.

• $configProviders = [...items...];

<type name="Magento\Checkout\Model\CompositeConfigProvider">
    <arguments>
        <argument name="configProviders" xsi:type="array">
            <item name="weee_config_provider" xsi:type="object">
                Magento\Weee\Model\WeeeConfigProvider
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the frontend area. This is the area that corresponds with the cart sub-application.

This configuration tells the Object Manager that when a user wants a Magento\Checkout\Model\CompositeConfigProvider object that the following arguments should be used in the foo object's constructor.

• $configProviders = [...items...];

<type name="Magento\Checkout\Model\CompositeConfigProvider">
    <arguments>
        <argument name="configProviders" xsi:type="array">
            <item name="checkout_agreements_config_provider"
                  xsi:type="object">
                Magento\CheckoutAgreements\Model\AgreementsConfigProvider
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the frontend area. This is the area that corresponds with the cart sub-application.

This configuration tells the Object Manager that when a user wants a Magento\Checkout\Model\CompositeConfigProvider object that the following arguments should be used in the foo object's constructor.

• $configProviders = [...items...];

<type name="Magento\Checkout\Model\CompositeConfigProvider">
    <arguments>
        <argument name="configProviders" xsi:type="array">
            <item name="authorizenet_iframe_cc_config_provider"
                  xsi:type="object">
                DirectpostIframeCcConfigProvider
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the frontend area. This is the area that corresponds with the cart sub-application.

This configuration tells the Object Manager that when a user wants a Magento\Checkout\Model\CompositeConfigProvider object that the following arguments should be used in the foo object's constructor.

• $configProviders = [...items...];

<type name="Magento\Checkout\Model\CompositeConfigProvider">
    <arguments>
        <argument name="configProviders" xsi:type="array">
            <item name="braintree_config_provider" xsi:type="object">
                Magento\Braintree\Model\ConfigProvider
            </item>
            <item name="braintree_paypal_config_provider"
                  xsi:type="object">
                Magento\Braintree\Model\ConfigProvider\PayPal
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the frontend area. This is the area that corresponds with the cart sub-application.

This configuration tells the Object Manager that when a user wants a Magento\Checkout\Model\CompositeConfigProvider object that the following arguments should be used in the foo object's constructor.

• $configProviders = [...items...];

<type name="Magento\Checkout\Model\CompositeConfigProvider">
    <arguments>
        <argument name="configProviders" xsi:type="array">
            <item name="tax_config_provider" xsi:type="object">
                Magento\Tax\Model\TaxConfigProvider
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the frontend area. This is the area that corresponds with the cart sub-application.

This configuration tells the Object Manager that when a user wants a Magento\Checkout\Model\CompositeConfigProvider object that the following arguments should be used in the foo object's constructor.

• $configProviders = [...items...];

<type name="Magento\Checkout\Model\CompositeConfigProvider">
    <arguments>
        <argument name="configProviders" xsi:type="array">
            <item name="checkout_default_config_provider"
                  xsi:type="object">
                Magento\Checkout\Model\DefaultConfigProvider
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the frontend area. This is the area that corresponds with the cart sub-application.

This configuration tells the Object Manager that when a user wants a Magento\Checkout\Model\CompositeConfigProvider object that the following arguments should be used in the foo object's constructor.

• $configProviders = [...items...];

<type name="Magento\Checkout\Model\CompositeConfigProvider">
    <arguments>
        <argument name="configProviders" xsi:type="array">
            <item name="persistent_checkout_config_provider"
                  xsi:type="object">
                Magento\Persistent\Model\CheckoutConfigProvider
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the frontend area. This is the area that corresponds with the cart sub-application.

This configuration tells the Object Manager that when a user wants a Magento\Checkout\Model\CompositeConfigProvider object that the following arguments should be used in the foo object's constructor.

• $configProviders = [...items...];

<type name="Magento\Checkout\Model\CompositeConfigProvider">
    <arguments>
        <argument name="configProviders" xsi:type="array">
            <item name="checkout_captcha_config_provider"
                  xsi:type="object">
                Magento\Captcha\Model\Checkout\ConfigProvider
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the frontend area. This is the area that corresponds with the cart sub-application.

This configuration tells the Object Manager that when a user wants a Magento\Checkout\Model\CompositeConfigProvider object that the following arguments should be used in the foo object's constructor.

• $configProviders = [...items...];

<type name="Magento\Checkout\Model\CompositeConfigProvider">
    <arguments>
        <argument name="configProviders" xsi:type="array">
            <item name="offline_payment_instructions_config_provider"
                  xsi:type="object">
                Magento\OfflinePayments\Model\InstructionsConfigProvider
            </item>
            <item name="offline_payment_checkmo_config_provider"
                  xsi:type="object">
                Magento\OfflinePayments\Model\CheckmoConfigProvider
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the frontend area. This is the area that corresponds with the cart sub-application.

This configuration tells the Object Manager that when a user wants a Magento\Checkout\Model\CompositeConfigProvider object that the following arguments should be used in the foo object's constructor.

• $configProviders = [...items...];

<type name="Magento\Checkout\Model\CompositeConfigProvider">
    <arguments>
        <argument name="configProviders" xsi:type="array">
            <item name="ccform" xsi:type="object">
                Magento\Payment\Model\CcGenericConfigProvider
            </item>
            <item name="cc_card_config_provider" xsi:type="object">
                Magento\Payment\Model\CcConfigProvider
            </item>
        </argument>
    </arguments>
</type>

This is a type configuration.

This configuration is for the frontend area. This is the area that corresponds with the cart sub-application.

This configuration tells the Object Manager that when a user wants a Magento\Checkout\Model\CompositeConfigProvider object that the following arguments should be used in the foo object's constructor.

• $configProviders = [...items...];