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"}]},{"css":"","js":"function waitFor(selector) {\n return new Promise(resolve => {\n const el = document.querySelector(selector);\n if (el) return resolve(el);\n const observer = new MutationObserver(() => {\n const el = document.querySelector(selector);\n if (el) { observer.disconnect(); resolve(el)}\n });\n observer.observe(document, {childList: true, subtree: true});\n });\n}\n\n// Your code will now wait for the element matching both classes to appear\nwaitFor(\".MmaLayout_main__yJkVx .Cancel_content__lRvrx\").then((el) => {\n el.innerHTML = \"Hello World!\";\n});","domMutations":[{"selector":".MmaLayout_main__yJkVx .Cancel_content__lRvrx","action":"set","attribute":"html","value":"

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"},{"selector":".MmaLayout_main__yJkVx .Cancel_content__lRvrx","action":"set","attribute":"html","value":"

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"},{"selector":".MmaLayout_main__yJkVx .Cancel_content__lRvrx","action":"set","attribute":"html","value":"

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"}]}],"hashVersion":2,"hashAttribute":"id","fallbackAttribute":"","disableStickyBucketing":false,"bucketVersion":1,"minBucketVersion":0,"urlPatterns":[{"include":true,"type":"simple","pattern":"https://www.which.co.uk/join/mma/cancel?subscription=982622838&expires=1768435200000&rateId=8a28a81a96add7d40196c9f0563c631e"}],"weights":[0.3334,0.3333,0.3333],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1 - Empowerment & Control"},{"key":"2","name":"Variation 2 - MSC all benefits"}],"filters":[],"seed":"a27b728b-81c7-45d8-a37a-f483570c9434","name":"RET 001 [My Account] Alternative member benefits during cancellation","phase":"0","condition":{"id":"3a570725-2ef9-4a61-9841-35696ea5f02f"},"coverage":1},{"key":"ret-001-my-account-alternative-member-benefits-cancellation-copy","changeId":"255a57275e91a0239a928b85835bbb7cbb08b0721bd3a6536167185b9707685e","status":"draft","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"// Define the HTML content (V1)\nconst htmlToInsertV1 = `

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`;\n\n// Define the function to be called by the developer\nfunction ABTestRET001() {\n const selector = \".MmaLayout_main__yJkVx .Cancel_content__lRvrx\";\n const el = document.querySelector(selector);\n \n if (el) {\n el.innerHTML = htmlToInsertV1;\n console.log(\"ABTestRET001: Content replaced successfully.\");\n } else {\n console.error(`ABTestRET001: Target element not found using selector: ${selector}`);\n }\n}\n\n// Attach the function to the window object\nwindow.ABTestRET001 = ABTestRET001;","domMutations":[]},{"css":"","js":"function waitForElement(selector, maxTries = 80, delay = 250) {\n return new Promise((resolve, reject) => {\n \n // Immediate check: Try to find the element right away\n const el = document.querySelector(selector);\n if (el) {\n return resolve(el);\n }\n\n let tries = 0;\n // Polling loop: Used if the element loads asynchronously later\n const interval = setInterval(() => {\n const el = document.querySelector(selector);\n\n // Check for the element's existence\n if (el) {\n clearInterval(interval);\n resolve(el);\n return;\n }\n\n tries++;\n if (tries >= maxTries) {\n clearInterval(interval);\n console.log(`Element ${selector} not found after ${maxTries} tries. Aborting poll.`);\n }\n }, delay);\n });\n}\n\n// HTML content for the \"Are you sure?\" variant (V2)\n// Define the HTML content (V2)\nconst htmlToInsertV2 = `

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`;\n\n// Define the function for V2\nfunction ABTestRET002() {\n const selector = \".MmaLayout_main__yJkVx .Cancel_content__lRvrx\";\n const el = document.querySelector(selector);\n \n if (el) {\n el.innerHTML = htmlToInsertV2;\n console.log(\"ABTestRET002: Content replaced successfully.\");\n } else {\n console.error(`ABTestRET002: Target element not found using selector: ${selector}`);\n }\n}\n\n// Attach the function to the window object\nwindow.ABTestRET002 = ABTestRET002;\n// Execute the polling function immediately\nwaitForElement(\".MmaLayout_main__yJkVx .Cancel_content__lRvrx\").then((el) => {\n el.innerHTML = htmlToInsertV2;\n});","domMutations":[]}],"hashVersion":2,"hashAttribute":"id","fallbackAttribute":"","disableStickyBucketing":false,"bucketVersion":1,"minBucketVersion":0,"urlPatterns":[{"include":true,"type":"simple","pattern":"https://dev.internal.which.co.uk/join/mma/cancel?subscription=S00002912&expires=1765497600000&rateId=8adc96cf8736ea83018738860ec6490f"}],"weights":[0,1,0],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1 - Empowerment & Control"},{"key":"2","name":"Variation 2 - MSC all benefits"}],"filters":[],"seed":"a27b728b-81c7-45d8-a37a-f483570c9434","name":"RET 001 [My Account] Alternative member benefits during cancellation (Copy)","phase":"0","condition":{"id":"3a570725-2ef9-4a61-9841-35696ea5f02f"},"coverage":1},{"key":"acq-002-payment-page-add-alternative-payment-options","changeId":"7e70c03c12cb3ce31289cb5c1968963a540b527967752f2fc1653f9c6c73a4ca","status":"draft","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"","domMutations":[{"selector":".gn__navigationCtas-module__loggedOutCtas-vCcjO .gn__links-module__giftLink-pYprf","action":"set","attribute":"style","value":"opacity: 0"}]}],"hashVersion":2,"hashAttribute":"","fallbackAttribute":"","disableStickyBucketing":false,"urlPatterns":[{"include":true,"type":"simple","pattern":"https://www.which.co.uk/"}],"weights":[0.5,0.5],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1"}],"filters":[],"seed":"1cc71a56-93b5-41a3-85c4-6b2171311376","name":"ACQ 002 [Payment Page] Add alternative payment options","phase":"0","coverage":1},{"key":"mobile-pp-test","changeId":"ff119153d7eb5db241dd1ea040d811693397f55c82bf7e059ca75777272a8477","status":"draft","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"(function() {\n // 1. Mobile Check\n const isMobile = window.innerWidth <= 768;\n if (!isMobile) return;\n\n // 2. Polling: Wait for BOTH the Article and the Destination Grid\n const intervalId = setInterval(function() {\n \n // Selector for the Article (using wildcard for safety)\n const articleElement = document.querySelector('article[class*=\"LoggedOutMemberBenefits_panel\"]');\n \n // Selector for the Destination (The Featured Links Grid)\n const destinationContainer = document.querySelector('section[data-testid=\"featuredLinks\"] section[data-testid=\"grid\"]');\n\n // Only proceed if BOTH exist\n if (articleElement && destinationContainer) {\n clearInterval(intervalId);\n\n // --- PART A: Edit Content (Slimline) ---\n const legalSmallPrint = articleElement.querySelector('p[class*=\"SignupButton_caption\"]');\n \n if (legalSmallPrint) {\n const parentOfLegalSmallPrint = legalSmallPrint.parentElement;\n \n // Remove siblings after legal print\n let currentNode = parentOfLegalSmallPrint.nextElementSibling;\n while (currentNode) {\n const next = currentNode.nextElementSibling;\n currentNode.remove();\n currentNode = next;\n }\n\n // Remove Footer\n const footerElement = articleElement.querySelector('[class*=\"ContextualPanelFooter_footer\"]');\n if (footerElement) {\n footerElement.remove();\n }\n\n // Reset Height to auto so it shrinks to fit new content size\n articleElement.style.minHeight = 'auto';\n articleElement.style.height = 'auto';\n }\n\n // --- PART B: Reposition and Rebalance Spacing ---\n \n // Get the GRID WRAPPER (the parent div with GridItem classes)\n const gridWrapper = articleElement.closest('div[class*=\"GridItem\"]');\n\n if (gridWrapper) {\n // 1. Move it to the top\n destinationContainer.prepend(gridWrapper);\n\n // 2. Apply Styles to Fix Grid Position and Spacing\n // We use cssText to apply multiple styles at once.\n // !important is needed to override existing class styles.\n gridWrapper.style.cssText += `\n grid-column-start: 1 !important; \n grid-row-start: 1 !important;\n margin-top: 0px !important;\n margin-bottom: 32px !important; \n `;\n \n // NOTE: You can adjust '32px' above to '24px' or '40px' depending on preferred balance.\n }\n }\n }, 100); // Check every 100ms\n\n // 3. 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Essential for SPAs where \n * elements may be unmounted/remounted without a page refresh.\n */\n const resolveElements = () => {\n sidebarEl = document.querySelector(CONFIG.selectors.sidebar);\n footerEl = document.querySelector(CONFIG.selectors.footer);\n return !!(sidebarEl && footerEl);\n };\n\n /**\n * Main calculation and DOM update logic\n */\n const updatePosition = () => {\n // Check connectivity and re-resolve if necessary (SPA safety)\n if (!sidebarEl?.isConnected || !footerEl?.isConnected) {\n if (!resolveElements()) {\n isTicking = false;\n return;\n }\n }\n\n const footerRect = footerEl.getBoundingClientRect();\n const sidebarHeight = sidebarEl.offsetHeight;\n \n // Calculate the 'ideal' bottom edge of the sidebar\n const idealBottom = CONFIG.offsets.topPadding + sidebarHeight;\n\n // Calculate how much the sidebar would overlap with the footer\n const overlap = (idealBottom + CONFIG.offsets.footerBuffer) - footerRect.top;\n\n // Determine the target top value\n const targetTop = overlap > 0 \n ? CONFIG.offsets.topPadding - overlap \n : CONFIG.offsets.topPadding;\n\n // Optimization: Only write to the DOM if the change exceeds the threshold\n const currentTop = parseFloat(sidebarEl.style.top) || CONFIG.offsets.topPadding;\n \n if (Math.abs(currentTop - targetTop) > CONFIG.threshold) {\n sidebarEl.style.top = `${targetTop}px`;\n }\n\n isTicking = false;\n };\n\n /**\n * Scroll event coordinator\n */\n const onScroll = () => {\n if (!isTicking) {\n window.requestAnimationFrame(updatePosition);\n isTicking = true;\n }\n };\n\n /**\n * Initialization Logic\n */\n const init = () => {\n // Attach listener regardless of initial presence to handle late hydration/lazy-loading\n window.addEventListener('scroll', onScroll, { passive: true });\n \n // Initial execution\n if (resolveElements()) {\n updatePosition();\n }\n };\n\n // Execute on DOM ready or immediately if already loaded\n if (document.readyState === 'loading') {\n document.addEventListener('DOMContentLoaded', init);\n } else {\n init();\n }\n})();","domMutations":[]}],"hashVersion":2,"hashAttribute":"id","fallbackAttribute":"","disableStickyBucketing":false,"bucketVersion":1,"minBucketVersion":0,"urlPatterns":[{"include":true,"type":"regex","pattern":"^https:\\/\\/www\\.which\\.co\\.uk\\/reviews\\/.*\\/article\\/.*"}],"weights":[0,1],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1"}],"filters":[],"seed":"815ff010-2868-46c5-a545-a6f03992d85e","name":"EXP 037 [Advice] Restrict sidebar from entering footer area","phase":"13","condition":{"id":{"$regex":"317a05de-0554-4d51-b4d6-827f494c134e|2aee58cc-137b-41b2-a5a9-a0275045a949|fc4a08d3-be26-4384-88cb-0c14696b77e6"},"content_type":"advice"},"coverage":1},{"key":"visual-editor-work-registration-consent-messaging","changeId":"6376b58d65571588bc602a7addb5f57126669ae9fc55a7461017d438dd94781d","status":"draft","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"/**\n * GrowthBook Experiment: Consent UI Refactor (SPA Optimized)\n * Uses MutationObserver for efficiency and reliability on client-side rendered pages.\n */\n\n(function() {\n const selectors = {\n marketingHeader: '.MarketingPreferences_marketingConsentHeading__U4eQ4',\n emailInput: 'input#email',\n marketingRows: '.MarketingPreferences_marketingConsent__w-eQG',\n disclaimerTexts: 'p.Typography_sb-text-body-default-regular__Ijv90'\n };\n\n // 1. CSS Injection\n const injectStyles = () => {\n if (document.getElementById('gb-experiment-styles')) return;\n const style = document.createElement('style');\n style.id = 'gb-experiment-styles';\n style.textContent = `\n .gb-new-consent-wrapper {\n margin: 24px 0;\n font-family: Arial, sans-serif;\n clear: both;\n }\n .gb-header { font-size: 18px; font-weight: 700; margin-bottom: 8px; color: #000; }\n .gb-subheader { font-size: 14px; margin-bottom: 20px; color: #333; }\n .gb-card {\n border: 1px solid #ced4da;\n border-radius: 8px;\n padding: 16px;\n margin-bottom: 12px;\n display: flex;\n align-items: flex-start;\n cursor: pointer;\n transition: all 0.2s ease;\n background: #fff;\n }\n .gb-card:hover { border-color: #0056b3; }\n .gb-card.selected { border-color: #0056b3; background-color: #f8fbff; }\n .gb-checkbox-ui {\n width: 20px; height: 20px; border: 2px solid #ced4da; border-radius: 4px;\n margin-right: 16px; flex-shrink: 0; position: relative; top: 2px;\n }\n .gb-card.selected .gb-checkbox-ui { background-color: #0056b3; border-color: #0056b3; }\n .gb-card.selected .gb-checkbox-ui::after {\n content: ''; position: absolute; left: 6px; top: 2px; width: 5px; height: 10px;\n border: solid white; border-width: 0 2px 2px 0; transform: rotate(45deg);\n }\n .gb-card-title-row { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; font-weight: 700; font-size: 16px; color: #000; }\n .gb-badge { background-color: #0056b3; color: white; font-size: 11px; padding: 2px 8px; border-radius: 12px; }\n .gb-card-desc { font-size: 14px; color: #555; line-height: 1.4; }\n .gb-hidden { position: absolute !important; height: 1px !important; width: 1px !important; overflow: hidden !important; clip: rect(1px, 1px, 1px, 1px) !important; }\n `;\n document.head.appendChild(style);\n };\n\n // 2. 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\n `;\n\n // Insert after Email Field Wrapper\n const emailFieldRoot = emailInput.closest('.FormField_formField__2Ofjx');\n if (emailFieldRoot) emailFieldRoot.after(wrapper);\n\n // Functional Logic\n const setupCard = (id, consentName) => {\n const card = document.getElementById(id);\n if (!card) return;\n card.onclick = () => {\n const isSelected = card.classList.toggle('selected');\n const radio = document.querySelector(`input[name=\"${consentName}Consent\"][value=\"${isSelected ? 'Yes' : 'No'}\"]`);\n if (radio) {\n radio.click(); // Triggers GTM/GA\n radio.dispatchEvent(new Event('change', { bubbles: true }));\n }\n };\n // Default to 'No'\n const noRadio = document.querySelector(`input[name=\"${consentName}Consent\"][value=\"No\"]`);\n if (noRadio) noRadio.click();\n };\n\n setupCard('gb-card-email', 'email');\n setupCard('gb-card-post', 'post');\n };\n\n // 3. Execution & SPA Handling\n const observer = new MutationObserver((mutations, obs) => {\n const emailField = document.querySelector(selectors.emailInput);\n if (emailField) {\n applyExperiment();\n }\n });\n\n observer.observe(document.body, { childList: true, subtree: true });\n \n // Immediate execution attempt\n applyExperiment();\n})();","domMutations":[]}],"hashVersion":2,"hashAttribute":"id","fallbackAttribute":"","disableStickyBucketing":false,"urlPatterns":[{"include":true,"type":"simple","pattern":"https://www.which.co.uk/registration"}],"weights":[0,1],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1"}],"filters":[],"seed":"c6878b3b-142b-4f8e-abc6-3407c718f8b4","name":"Does visual editor work on Registration for consent messaging","phase":"0","condition":{"id":"317a05de-0554-4d51-b4d6-827f494c134e"},"coverage":1},{"key":"dsp-030-sitewide-replace-purple-resubscribe-banner-with-global-nav-join-ctas","changeId":"aecf2abd4454133ba4ab95fc81722ba0c2514ce5fab3768db18d4272c706096a","status":"draft","variations":[{"css":"","js":"","domMutations":[]},{"css":"#test_resub_cta.a {\n margin-bottom: 0px !important;\n},\n#test_resub_cta.a {\n padding-top: 0px !important;\n}","js":"console.log('testing')\nconst observer = new MutationObserver(() => {\n const banner = document.querySelector('[data-testid=\"resub-banner\"]');\n if (banner) {\n banner.remove();\n observer.disconnect();\n }\n});\n\nobserver.observe(document.body, {\n childList: true,\n subtree: true\n});\n\n(function () {\n const parentSel = '.gn__navigation-module__headerTop--aU1K';\n const loggedInCtaSel = '[data-binding=\"logged-in-cta\"]';\n const injectedId = 'test_resub_cta';\n\n const desktopMQ = window.matchMedia('(min-width: 1024px)');\n\n const ctaHtml = `\n

\n \n Subscribe\n \n

\n `;\n\n const insert = () => {\n if (!desktopMQ.matches) return;\n\n if (document.getElementById(injectedId)) return;\n\n const parent = document.querySelector(parentSel);\n const loggedInCta = parent?.querySelector(loggedInCtaSel);\n if (!parent || !loggedInCta) return;\n\n const temp = document.createElement('div');\n temp.innerHTML = ctaHtml.trim();\n const node = temp.firstElementChild;\n\n loggedInCta.insertAdjacentElement('afterend', node);\n };\n\n const remove = () => {\n const node = document.getElementById(injectedId);\n if (node) node.remove();\n };\n\n // Ejecutar al cargar\n desktopMQ.matches ? insert() : remove();\n\n // Escuchar cambios de viewport\n desktopMQ.addEventListener('change', (e) => {\n e.matches ? insert() : remove();\n });\n\n // Observer por si React re-renderiza el header\n const observer = new MutationObserver(() => {\n if (desktopMQ.matches) insert();\n });\n\n observer.observe(document.documentElement, {\n childList: true,\n subtree: true\n });\n})();","domMutations":[]}],"hashVersion":2,"hashAttribute":"","fallbackAttribute":"","disableStickyBucketing":false,"urlPatterns":[{"include":true,"type":"simple","pattern":"https://www.which.co.uk"}],"weights":[0.5,0.5],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1"}],"filters":[],"seed":"b488ca06-1df0-4ceb-8542-10f96d9f8bf0","name":"DSP 030 [Sitewide] Replace purple re-subscribe banner with global nav join CTAs","phase":"0","coverage":1}]

Jonny Martin

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