magento-test/app/code/Magento/Backend/view/adminhtml/templates/widget/tabs.phtml

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

/** @var $block \Magento\Backend\Block\Widget\Tabs */
/** @var \Magento\Framework\View\Helper\SecureHtmlRenderer $secureRenderer */
?>
<?php if (!empty($tabs)): ?>

<div class="admin__page-nav" data-role="container" id="<?=  $block->escapeHtmlAttr($block->getId()) ?>">
    <?php if ($block->getTitle()): ?>
        <div class="admin__page-nav-title" data-role="title" <?= /* @noEscape */ $block->getUiId('title') ?>>
            <strong><?= $block->escapeHtml($block->getTitle()) ?></strong>
            <span data-role="title-messages" class="admin__page-nav-title-messages"></span>
        </div>
    <?php endif ?>
    <ul <?= /* @noEscape */ $block->getUiId('tab', $block->getId()) ?>
        class="<?= /* @noEscape */ $block->getIsHoriz() ? 'tabs-horiz' : 'tabs admin__page-nav-items' ?>">
        <?php foreach ($tabs as $_tab): ?>
            <?php
            if (!$block->canShowTab($_tab)):
                continue;
            endif;
            ?>
            <?php $_tabClass = 'tab-item-link ' . $block->getTabClass($_tab) . ' ' .
                (preg_match('/\s?ajax\s?/', $_tab->getClass() ?? '') ? 'notloaded' : '') ?>
            <?php $_tabType = (!preg_match('/\s?ajax\s?/', $_tabClass) && $block->getTabUrl($_tab) != '#') ?
                'link' : '' ?>
            <?php $_tabHref = $block->getTabUrl($_tab) == '#' ? '#' . $block->getTabId($_tab) . '_content' :
                $block->getTabUrl($_tab) ?>

            <li class="admin__page-nav-item no-display" id="<?= $block->escapeHtmlAttr($block->getTabId($_tab)) ?>"
                <?= /* @noEscape */ $block->getUiId('tab', 'item', $_tab->getId()) ?>>
                <a href="<?=  $block->escapeUrl($_tabHref) ?>"
                   id="<?=  $block->escapeHtmlAttr($block->getTabId($_tab)) ?>"
                   name="<?=  $block->escapeHtmlAttr($block->getTabId($_tab, false)) ?>"
                   title="<?=  $block->escapeHtmlAttr($block->getTabTitle($_tab)) ?>"
                   class="admin__page-nav-link <?= $block->escapeHtmlAttr($_tabClass) ?>"
                   data-tab-type="<?=  $block->escapeHtmlAttr($_tabType) ?>"
                   <?= /* @noEscape */ $block->getUiId('tab', 'link', $_tab->getId()) ?>>

                   <span><?= $block->escapeHtml($block->getTabLabel($_tab)) ?></span>

                   <span class="admin__page-nav-item-messages" data-role="item-messages">
                       <span class="admin__page-nav-item-message _changed">
                           <span class="admin__page-nav-item-message-icon"></span>
                           <span class="admin__page-nav-item-message-tooltip">
                               <?= $block->escapeHtml(__(
                                   'Changes have been made to this section that have not been saved.'
                               )) ?>
                           </span>
                       </span>
                       <span class="admin__page-nav-item-message _error">
                           <span class="admin__page-nav-item-message-icon"></span>
                           <span class="admin__page-nav-item-message-tooltip">
                               <?= $block->escapeHtml(__(
                                   'This tab contains invalid data. Please resolve this before saving.'
                               )) ?>
                           </span>
                       </span>
                        <span class="admin__page-nav-item-message-loader">
                           <span class="spinner">
                               <span></span><span></span><span></span><span></span>
                               <span></span><span></span><span></span><span></span>
                           </span>
                       </span>
                   </span>
                </a>
                <div id="<?=  $block->escapeHtmlAttr($block->getTabId($_tab)) ?>_content"
                    <?= /* @noEscape */ $block->getUiId('tab', 'content', $_tab->getId()) ?>>
                    <?= /* @noEscape */ $block->getTabContent($_tab) ?>
                </div>
                <?= /* @noEscape */ $secureRenderer->renderStyleAsTag(
                    'display:none',
                    'div#' . $block->escapeJs($block->getTabId($_tab)) . '_content'
                ); ?>
            </li>
            <?php $scriptString = <<<script
    require(['jquery'], function($){
        'use strict';
script;
            if ($block->getTabIsHidden($_tab)):
                $scriptString .= <<<script
        $('li.admin__page-nav-item#{$block->escapeJs($block->getTabId($_tab))}').css('display', 'none');
script;
            endif;

            $scriptString .= <<<script
        $('li.admin__page-nav-item#{$block->escapeJs($block->getTabId($_tab))}').removeClass('no-display');
    })
script;
            ?>
            <?= /* @noEscape */ $secureRenderer->renderTag('script', [], $scriptString, false) ?>
        <?php endforeach; ?>
    </ul>
</div>
    <?php $scriptString = <<<script
require(['jquery','mage/backend/tabs'], function($){
    $(function() {
script;
    $scriptString .= '$(\'#' . /* @noEscape */ $block->getId() . '\').tabs({' . PHP_EOL .
            'active: \'' . /* @noEscape */ $block->getActiveTabId() . '\',' . PHP_EOL .
            'destination: \'#' . /* @noEscape */ $block->getDestElementId() . '\',' . PHP_EOL .
            'shadowTabs: ' . /* @noEscape */ $block->getAllShadowTabs() . ',' . PHP_EOL .
            'tabsBlockPrefix: \'' . /* @noEscape */ $block->getId() . '_\',' . PHP_EOL;
    $scriptString .= <<<script
            tabIdArgument: 'active_tab'
        });
    });
});
script;
    ?>
    <?= /* @noEscape */ $secureRenderer->renderTag('script', [], $scriptString, false) ?>
<?php endif; ?>