Magento2 Solutions

  Add Subtotal and cart items in magento2 minicart

1. override in your custom theme app/design/frontend/Custom/Theme/Magento_Checkout/templates/cart/minicart.phtml

<?php
/**
 * Copyright © 2016 Magento. All rights reserved.
 * See COPYING.txt for license details.
 */

// @codingStandardsIgnoreFile

/** @var $block \Magento\Checkout\Block\Cart\Sidebar */
?>

<div data-block="minicart" class="minicart-wrapper">
    <a class="action showcart" href="<?php /* @escapeNotVerified */ echo $block->getShoppingCartUrl(); ?>"
       data-bind="scope: 'minicart_content'">
        <span class="text"><?php /* @escapeNotVerified */ echo __('My Cart'); ?></span>
        <span class="counter"
              data-bind="css: { empty: !!getCartParam('summary_count') == false }, blockLoader: isLoading">
            <span class="custom-counter-label">
                <!-- ko if: getCartParam('summary_count') == 1 -->
                    <span data-bind="html: getCartParam('subtotal')"></span>
                    (<!-- ko text: getCartParam('summary_count') --><!-- /ko -->)
                <!-- /ko -->
                <!-- ko if: getCartParam('summary_count') != 1 -->
                    <span data-bind="html: getCartParam('subtotal')"></span>
                    (<!-- ko text: getCartParam('summary_count') --><!-- /ko -->)
                <!-- /ko -->
            </span>
        </span>
    </a>
    <?php if ($block->getIsNeedToDisplaySideBar()): ?>
        <div class="block block-minicart empty"
             data-role="dropdownDialog"
             data-mage-init='{"dropdownDialog":{
                "appendTo":"[data-block=minicart]",
                "triggerTarget":".showcart",
                "timeout": "2000",
                "closeOnMouseLeave": false,
                "closeOnEscape": true,
                "triggerClass":"active",
                "parentClass":"active",
                "buttons":[]}}'>
            <div id="minicart-content-wrapper" data-bind="scope: 'minicart_content'">
                <!-- ko template: getTemplate() --><!-- /ko -->
            </div>
            <?php echo $block->getChildHtml('minicart.addons'); ?>
        </div>
    <?php endif ?>
    <script>
        window.checkout = <?php /* @escapeNotVerified */ echo \Zend_Json::encode($block->getConfig()); ?>;
    </script>
    <script type="text/x-magento-init">
    {
        "[data-block='minicart']": {
            "Magento_Ui/js/core/app": <?php /* @escapeNotVerified */ echo $block->getJsLayout();?>
        },
        "*": {
            "Magento_Ui/js/block-loader": "<?php /* @escapeNotVerified */ echo $block->getViewFileUrl('images/loader-1.gif'); ?>"
        }
    }

    </script>
</div>

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