Yuk, kita sama-sama belajar tentang kalor! Mulai dari pengertian hingga rumus-rumus beserta contoh soalnya, dibahas lengkap di artikel Fisika kelas 11 ini, lho!
—
Teman-teman, kamu pernah bertanya-tanya nggak sih, kenapa saat kita memegang gelas berisi minuman yang panas, tangan kita jadi ikut kepanasan?
“Ya karena minumannya panas, kan? Kalau minumannya dingin mah, tangan kita nggak akan kepanasan, hehehe..”
Hmm.. ya nggak salah juga, sih :))
Tapi secara fisika, tangan kita tuh, jadi ikut kepanasan karena adanya kalor yang merambat dari minuman tersebut, lalu merambat ke gelas, hingga akhirnya sampai ke tangan kita. Jadilah tangan kita ikut kepanasan. Terus, kita jadi kaget, terus secara nggak sadar, kita lepas tangan kita dari gelas, terus gelasnya jatuh dan pecah.
Abis gitu kamu diteriakin mama,
“Gelas mama kamu pecahin lagiiiii?????”
Terus kamu panik dan buru-buru minta ampun sama mama,
“Ampun, maaaaaa….”
Ckckck, udah stop dramanya. Mendingan sekarang kita belajar aja yuk, tentang kalor! Eh, tapi beresin dulu tuh, minuman dan gelas kamu yang berantakan di lantai, jangan sampai kamu diteriakin mama lagi!
Apa itu Kalor?
Kalor adalah energi panas yang berpindah dari benda yang bersuhu lebih tinggi ke benda yang bersuhu lebih rendah. Dalam satuan internasional, kalor dinyatakan dengan J (joule). Satuan lainnya dinyatakan dengan kal (kalori).
Baca Juga: Gerak Jatuh Bebas dan Fenomena Apel Jatuh Newton
Jadi, 1 kalori itu didefinisikan sebagai banyaknya kalor yang diperlukan untuk memanaskan sebanyak 1 kg air dengan suhu 1⁰C. Nilai 1 kalori = 4.2 joule, sedangkan 1 joule = 0.24 kalori.
Kalor Jenis dan Kapasitas Kalor
Nah, ketika belajar tentang kalor, kamu juga akan mempelajari yang namanya kalor jenis dan kapasitas kalor. Kalor jenis adalah banyaknya kalor yang diserap atau diperlukan oleh 1 kg zat untuk menaikkan suhu sebesar 1⁰C, atau bisa juga diartikan sebagai kemampuan suatu benda untuk melepas atau menerima kalor. Masing-masing benda mempunyai kalor jenis yang berbeda-beda. Sedangkan kapasitas kalor adalah jumlah kalor yang diserap oleh benda bermassa tertentu untuk menaikkan suhu sebesar 1⁰C.
Untuk menentukan kalor jenis suatu zat, kita bisa menggunakan alat yang bernama kalorimeter. Kurang lebih penampakannya seperti gambar di bawah ini, guys!
Sudah paham dengan kalor, kalor jenis, dan kapasitas kalor? Sekarang, kita belajar rumus-rumus kalor, yuk!
1. Rumus Perpindahan Kalor
Ketika menghitung besar kalor, yang kita hitung itu adalah besar perpindahan kalornya ya, guys. Karena seperti yang sudah dijelaskan di awal, kalor itu adalah energi panas yang berpindah dari benda yang bersuhu lebih tinggi ke benda yang bersuhu lebih rendah. Nah, besar perpindahan kalor bisa kita hitung menggunakan rumus di bawah ini. Check it out!
2. Rumus Kalor Jenis
Rumus perpindahan kalor tadi (Q = mcΔT) juga bisa kita gunakan untuk menghitung kalor jenis, lho! Kalor jenis dilambangkan dengan huruf c kecil. Berdasarkan rumus tadi, kalau kita mau menghitung besar c, tinggal kita ubah saja rumusnya menjadi seperti berikut:
Q = mcΔT –> c = Q/mΔT
Untuk keterangannya, sama dengan gambar rumus perpindahan kalor di atas, ya! Jadi, satu rumus tersebut bisa kita gunakan untuk menghitung dua hal, yakni perpindahan kalor dan kalor jenis. Asyiikk, jadi nggak perlu banyak-banyak ngapalin rumus deh, hehe…
3. Rumus Kapasitas Kalor
Nah, terakhir ada rumus kapasitas kalor. Kalau yang ini rumusnya beda, guys. Coba perhatikan gambar berikut.
Untuk menghitung kapasitas kalor atau yang dilambangkan dengan huruf C kapital, kita bisa menggunakan dua rumus di atas. Nanti, kamu lihat aja di contoh soal, kira-kira rumus mana yang bisa kamu gunakan berdasarkan nilai-nilai apa saja yang diketahui dari soal.
Baca Juga: Macam-Macam Perpindahan Kalor: Konduksi, Konveksi & Radiasi
Nah, biar kamu makin paham penggunaan rumus perpindahan kalor, kita coba kerjakan contoh soal berikut, yuk!
Contoh Soal:
Berapa kalor yang dibutuhkan untuk memanaskan 2 kg air yang bersuhu 23⁰C menjadi 100⁰C jika diketahui kalor jenis air 1000 J/kg⁰C?
Penyelesaian:
Diketahui:
m = 2 kg
c = 1000 J/kg⁰C
ΔT = 100⁰C – 23⁰C = 77⁰C
Ditanya:
Q..?
Jawab:
Q = mcΔT
Q = 2 kg . 1000 J/kg⁰C . 77⁰C
Q = 154.000 J
Jadi, besar kalor yang dibutuhkan adalah sebesar 154.000 J. Gampang, kan?
—
Sekian pembahasan kita tentang kalor dan rumus-rumusnya. Cie, hari ini udah belajar banyak, ya. Mulai dari pengertian kalor, perbedaan kalor jenis dan kapasitas kalor, sampai mengerjakan contoh soal seputar kalor. Nah, setelah belajar, jangan lupa untuk meningkatkan terus kemampuanmu dengan mengerjakan tryout di ruanguji! Yuk, cobain sekarang!
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<h1 class="content-title">
Memahami Pengertian Kalor dan Rumus-Rumusnya | Fisika Kelas 11 </h1>
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<p class="content-author"><a href="https://www.ruangguru.com/blog/author/kenya-swawikanti" class="">Kenya Swawikanti</a> </p>
<p class="content-info"><span>May 16, 2025 • </span> <span>4 minutes read</span></p>
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<p style="text-align: justify;"><img decoding="async" class="aligncenter" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/kalor%20dan%20rumus-rumusnya.jpg" alt="kalor dan rumus-rumusnya" width="820" /></p>
<blockquote>
<p style="text-align: center;"><em>Yuk, kita sama-sama belajar tentang kalor! Mulai dari pengertian hingga rumus-rumus beserta contoh soalnya, dibahas lengkap di <strong><a href="https://www.ruangguru.com/blog/c/fisika/fisika-sma-kelas-11">artikel Fisika kelas 11</a></strong> ini, lho!</em></p>
<p style="text-align: center;">—</p>
</blockquote>
<p> </p>
<p style="text-align: justify;">Teman-teman, kamu pernah bertanya-tanya nggak sih, kenapa saat kita memegang gelas berisi minuman yang panas, tangan kita jadi ikut kepanasan?</p>
<p style="text-align: justify;">“Ya karena minumannya panas, kan? Kalau minumannya dingin mah, tangan kita nggak akan kepanasan, hehehe..”</p>
<p style="text-align: justify;">Hmm.. ya nggak salah juga, sih :))</p>
<p style="text-align: justify;">Tapi secara fisika, tangan kita tuh, jadi ikut kepanasan karena adanya <strong>kalor yang merambat</strong> dari minuman tersebut, lalu merambat ke gelas, hingga akhirnya sampai ke tangan kita. Jadilah tangan kita ikut kepanasan. Terus, kita jadi kaget, terus secara nggak sadar, kita lepas tangan kita dari gelas, terus gelasnya jatuh dan pecah.</p>
<p style="text-align: justify;">Abis gitu kamu diteriakin mama,</p>
<p style="text-align: justify;">“Gelas mama kamu pecahin lagiiiii?????”</p>
<p style="text-align: justify;">Terus kamu panik dan buru-buru minta ampun sama mama,</p>
<p style="text-align: justify;">“Ampun, maaaaaa….”</p>
<p style="text-align: justify;">Ckckck, udah stop dramanya. Mendingan sekarang kita belajar aja yuk, tentang kalor! Eh, tapi beresin dulu tuh, minuman dan gelas kamu yang berantakan di lantai, jangan sampai kamu diteriakin mama lagi!</p>
<p> </p>
<h2 style="text-align: justify;"><span style="font-size: 18pt;">Apa itu Kalor?</span></h2>
<p style="text-align: justify;">Kalor adalah <strong>energi panas yang berpindah dari benda yang bersuhu lebih tinggi ke benda yang bersuhu lebih rendah</strong>. Dalam satuan internasional, kalor dinyatakan dengan <strong>J (<em>joule</em>)</strong>. Satuan lainnya dinyatakan dengan <strong>kal (kalori)</strong>.</p>
<p style="text-align: justify;"><strong>Baca Juga: <a href="/blog/fisika-kelas-10-gerak-jatuh-bebas-dan-fenomena-apel-jatuh-newton" rel="noopener">Gerak Jatuh Bebas dan Fenomena Apel Jatuh Newton</a></strong></p>
<p style="text-align: justify;">Jadi, 1 kalori itu didefinisikan sebagai banyaknya kalor yang diperlukan untuk memanaskan sebanyak 1 kg air dengan suhu 1⁰C. Nilai 1 kalori = 4.2 joule, sedangkan 1 joule = 0.24 kalori.</p>
<p> </p>
<h2 style="text-align: justify;"><span style="font-size: 18pt;">Kalor Jenis dan Kapasitas Kalor</span></h2>
<p style="text-align: justify;">Nah, ketika belajar tentang kalor, kamu juga akan mempelajari yang namanya kalor jenis dan kapasitas kalor. <strong>Kalor jenis</strong> adalah banyaknya kalor yang diserap atau diperlukan oleh 1 kg zat untuk menaikkan suhu sebesar 1⁰C, atau bisa juga diartikan sebagai <strong>kemampuan suatu benda untuk melepas atau menerima kalor</strong>. Masing-masing benda mempunyai kalor jenis yang berbeda-beda. Sedangkan <strong>kapasitas kalor</strong> adalah <strong>jumlah kalor yang diserap</strong> oleh benda bermassa tertentu untuk menaikkan suhu sebesar 1⁰C.</p>
<p style="text-align: justify;">Untuk menentukan kalor jenis suatu zat, kita bisa menggunakan alat yang bernama kalorimeter. Kurang lebih penampakannya seperti gambar di bawah ini, guys!</p>
<p style="text-align: justify;"><img decoding="async" class="aligncenter" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/kalorimeter.jpg" alt="pengertian kalorimeter" width="600" /></p>
<p> </p>
<p style="text-align: justify;">Sudah paham dengan kalor, kalor jenis, dan kapasitas kalor? Sekarang, kita belajar rumus-rumus kalor, yuk!</p>
<p> </p>
<h2 style="text-align: justify;"><span style="font-size: 18pt;">Rumus-Rumus Kalor</span></h2>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">1. Rumus Perpindahan Kalor</span></h3>
<p style="text-align: justify;">Ketika menghitung besar kalor, yang kita hitung itu adalah besar perpindahan kalornya ya, guys. Karena seperti yang sudah dijelaskan di awal, kalor itu adalah energi panas yang berpindah dari benda yang bersuhu lebih tinggi ke benda yang bersuhu lebih rendah. Nah, besar perpindahan kalor bisa kita hitung menggunakan rumus di bawah ini. <em>Check it out</em>!</p>
<p style="text-align: justify;"><img decoding="async" class="aligncenter" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/rumus%20perpindahan%20kalor.jpg" alt="rumus perpindahan kalor" width="600" /></p>
<p> </p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">2. Rumus Kalor Jenis</span></h3>
<p style="text-align: justify;">Rumus perpindahan kalor tadi (Q = mcΔT) juga bisa kita gunakan untuk menghitung kalor jenis, lho! Kalor jenis dilambangkan dengan huruf c kecil. Berdasarkan rumus tadi, kalau kita mau menghitung besar c, tinggal kita ubah saja rumusnya menjadi seperti berikut:</p>
<blockquote>
<p style="text-align: center;"><strong><span style="font-size: 14pt;">Q = mcΔT –> c = Q/mΔT</span></strong></p>
</blockquote>
<p style="text-align: justify;">Untuk keterangannya, sama dengan gambar rumus perpindahan kalor di atas, ya! Jadi, satu rumus tersebut bisa kita gunakan untuk menghitung dua hal, yakni perpindahan kalor dan kalor jenis. Asyiikk, jadi nggak perlu banyak-banyak ngapalin rumus deh, hehe…</p>
<p> </p>
<h3 style="text-align: justify;"><span style="font-size: 14pt;">3. Rumus Kapasitas Kalor</span></h3>
<p style="text-align: justify;">Nah, terakhir ada rumus kapasitas kalor. Kalau yang ini rumusnya beda, guys. Coba perhatikan gambar berikut.</p>
<p style="text-align: justify;"><img decoding="async" class="aligncenter" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/rumus%20kapasitas%20kalor.jpg" alt="rumus kapasitas kalor" width="600" /></p>
<p> </p>
<p style="text-align: justify;">Untuk menghitung kapasitas kalor atau yang dilambangkan dengan huruf C kapital, kita bisa menggunakan dua rumus di atas. Nanti, kamu lihat aja di contoh soal, kira-kira rumus mana yang bisa kamu gunakan berdasarkan nilai-nilai apa saja yang diketahui dari soal.</p>
<p><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/perpindahan-kalor">Macam-Macam Perpindahan Kalor: Konduksi, Konveksi & Radiasi</a></strong></p>
<p style="text-align: justify;">Nah, biar kamu makin paham penggunaan rumus perpindahan kalor, kita coba kerjakan contoh soal berikut, yuk!</p>
<p> </p>
<p style="text-align: justify;"><strong>Contoh Soal:</strong></p>
<p style="text-align: justify;">Berapa kalor yang dibutuhkan untuk memanaskan 2 kg air yang bersuhu 23⁰C menjadi 100⁰C jika diketahui kalor jenis air 1000 J/kg⁰C?</p>
<p style="text-align: justify;">Penyelesaian:</p>
<p style="text-align: justify;">Diketahui:</p>
<p style="text-align: justify;">m = 2 kg</p>
<p style="text-align: justify;">c = 1000 J/kg⁰C</p>
<p style="text-align: justify;">ΔT = 100⁰C – 23⁰C = 77⁰C</p>
<p style="text-align: justify;">Ditanya:</p>
<p style="text-align: justify;">Q..?</p>
<p style="text-align: justify;">Jawab:</p>
<p style="text-align: justify;">Q = mcΔT</p>
<p style="text-align: justify;">Q = 2 kg . 1000 J/kg⁰C . 77⁰C</p>
<p style="text-align: justify;">Q = 154.000 J</p>
<p style="text-align: justify;">Jadi, besar kalor yang dibutuhkan adalah sebesar 154.000 J. Gampang, kan?</p>
<p style="text-align: center;">—</p>
<p style="text-align: justify;">Sekian pembahasan kita tentang kalor dan rumus-rumusnya. Cie, hari ini udah belajar banyak, ya. Mulai dari pengertian kalor, perbedaan kalor jenis dan kapasitas kalor, sampai mengerjakan contoh soal seputar kalor. Nah, setelah belajar, jangan lupa untuk meningkatkan terus kemampuanmu dengan mengerjakan tryout di <strong><a href="https://app.ruangguru.com/ruanguji" target="_blank" rel="noopener">ruanguji</a></strong>! Yuk, cobain sekarang!</p>
<p style="text-align: justify;"><a href="https://www.ruangguru.com/ruanguji" target="_blank" rel="noopener"><img decoding="async" class="aligncenter" src="https://cdn-web.ruangguru.com/landing-pages/assets/cta/4d67385e-8dfc-4cd3-8931-2ec9d1ca1c6d.jpeg" alt="IDN CTA Blog ruanguji Ruangguru" /></a></p>
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<h5 class="author-title">Kenya Swawikanti</h5>
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// Configuration
this.config = {
baseApiUrl: 'https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/rg_banner/views/',
apiKey: 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
maxElements: 2,
zIndexBase: 100,
};
// Build dynamic API URL based on table parameter
this.config.apiUrl = this.buildApiUrl();
this.init();
}
buildApiUrl() {
const baseUrl = this.config.baseApiUrl;
const tableName = this.table || 'rg_floating_icon';
const queryParams =
'offset=0&limit=99999&sort=rankPosition&where=(type,eq,floating)~and(showIn,anyof,blog)~and(hide,is,false)~and(product,eq,' +
this.product +
')&nested%5Bcta%5D%5Bfields%5D=Id,name,ctaId,imageUrl,ctaLink,targetUrl';
return `${baseUrl}${tableName}?${queryParams}`;
}
async init() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to initialize floating divs component:', error);
}
}
async fetchFloatingElements() {
try {
const options = {
method: 'GET',
headers: {
'xc-token': this.config.apiKey || 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
},
};
const urlNoco = this.config.apiUrl;
const response = await fetch(urlNoco, options);
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`);
}
const data = await response.json();
this.floatingElements = this.processApiResponse(data);
} catch (error) {
console.error('Error fetching floating elements:', error);
throw error;
}
}
processApiResponse(data) {
if (!data || !data.list || !Array.isArray(data.list)) {
return [];
}
console.log(data.list);
// Ensure we only get maximum 2 elements
const limitedElements = data.list.slice(0, this.config.maxElements);
return limitedElements;
}
renderFloatingElements() {
if (!this.container || this.floatingElements.length === 0) {
return;
}
// Additional safeguard: ensure we never render more than maxElements
const elementsToRender = this.floatingElements.slice(0, this.config.maxElements);
// Clean up existing elements and their event listeners
this.cleanupExistingElements();
// Clear existing content
this.container.innerHTML = '';
elementsToRender.forEach((element, index) => {
const floatingDiv = this.createFloatingDiv(element, index);
this.container.appendChild(floatingDiv);
});
}
cleanupExistingElements() {
// Clear existing elements (no need for event listener cleanup with CSS approach)
const existingElements = this.container.querySelectorAll('[data-floating-element]');
existingElements.forEach(element => {
element.remove();
});
}
createFloatingDiv(element, index) {
const div = document.createElement('div');
const cta = element.cta[0]; // Use the first CTA
// Add data attribute for cleanup tracking
div.setAttribute('data-floating-element', 'true');
// Apply CSS classes based on rankPosition
const positionClass = this.getPositionClass(element.rankPosition, index);
div.className = `bantuan-element ${positionClass}`;
div.style.zIndex = this.config.zIndexBase + index;
// Create the link and image
const link = document.createElement('a');
link.href = 'https://cta.ruangguru.com/' + cta.ctaId || '#';
link.target = '_blank';
// Add tracking attributes
link.setAttribute('data-tracking-event-type', 'landing_page__core__item_click');
link.setAttribute(
'data-tracking-context',
JSON.stringify({
product_name: this.product,
cta_action: 'redirection',
cta_action_detail: link.href,
item_type: 'floating',
item_name: element.name || 'Floating element',
item_category: 'payment',
item_position: index,
item_serial: null,
section_type: 'floating_item',
section_position: 'body',
section_name: 'floating_item',
})
);
const img = document.createElement('img');
img.src = element.imageUrl + '?h=200&convert=webp';
img.alt = element.name || 'Floating element';
img.loading = 'lazy';
// Add click tracking
link.addEventListener('click', () => {
this.trackClick(element, cta);
});
link.appendChild(img);
div.appendChild(link);
return div;
}
getPositionClass(rankPosition, index) {
// Define positioning classes based on rankPosition
if (rankPosition === 1) {
return 'bantuan-top'; // Top position
} else if (rankPosition === 2) {
return 'bantuan-bottom'; // Bottom position
} else {
// For additional elements, distribute them evenly
return `bantuan-${index % 2 === 0 ? 'top' : 'bottom'}-${Math.floor(index / 2) + 1}`;
}
}
trackClick(element, cta) {
// Implement click tracking logic here
console.log('Floating element clicked:', {
elementId: element.Id,
elementName: cta.name,
ctaId: cta.ctaId,
targetUrl: cta.targetUrl,
});
}
// Public method to manually refresh
async refresh() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to refresh floating elements:', error);
throw error;
}
}
// Public method to get current floating elements
getFloatingElements() {
return [...this.floatingElements];
}
}
// Initialize the component when DOM is ready
document.addEventListener('DOMContentLoaded', () => {
// Get product and table parameters from data attributes
const container = document.getElementById('bantuan-divs-container');
const product = container.getAttribute('data-product') || 'ruangguru';
const table = container.getAttribute('data-table') || 'rg_floating_icon';
new FloatingDivsComponent(product, table);
});
// Export for use in other modules if needed
if (typeof module !== 'undefined' && module.exports) {
module.exports = FloatingDivsComponent;
}
</script> <div id="wp-install-nudge" style="
position: fixed;
bottom: 0rem;
right: 0;
z-index: 999;
cursor: pointer;
"></div>
<script>
(function (w, d, s, o, f, js, fjs) {
w['Sales-Nudge-Widget'] = o; w[o] = w[o] || function () { (w[o].q = w[o].q || []).push(arguments) };
js = d.createElement(s), fjs = d.getElementsByTagName(s)[0];
js.id = o; js.src = f; js.async = 1; fjs.parentNode.insertBefore(js, fjs);
}(window, document, 'script', 'wpInstallNudge', 'https://cdn-web-2.ruangguru.com/sales-nudge/6198a95130/dist/widget.js'));
wpInstallNudge('init', { targetElementId: 'wp-install-nudge', clientTarget: 'ruangguru_blog' });
</script>
<script>
// note: disabled due to auto reload page
// var lastScrollTop = 0;
// $(window).scroll(function(event){
// var st = $(this).scrollTop();
// if (st > lastScrollTop){
// $('#wp-install-nudge').slideDown( "slow", function() {});
// } else {
// $('#wp-install-nudge').slideUp( "slow", function() {});
// }
// lastScrollTop = st;
// });
// $(document).ready(function () {
// $("#wp-install-nudge").hide();
// });
$('#wp-install-nudge').click(function(){
Analytics.track("promotion__install_nudge__click",
{
user_email: "ruangguru@blog.com",
cta_link: widgetData.dataConfig.target_link
}).catch((err) => {
console.log("tracker error", err);
});
});
</script>
</footer>
<div id="__next"></div>
<script type="speculationrules">
{"prefetch":[{"source":"document","where":{"and":[{"href_matches":"\/blog\/*"},{"not":{"href_matches":["\/blog\/wp-*.php","\/blog\/wp-admin\/*","\/blog\/wp-content\/uploads\/*","\/blog\/wp-content\/*","\/blog\/wp-content\/plugins\/*","\/blog\/wp-content\/themes\/ruangguru\/*","\/blog\/*\\?(.+)"]}},{"not":{"selector_matches":"a[rel~=\"nofollow\"]"}},{"not":{"selector_matches":".no-prefetch, .no-prefetch a"}}]},"eagerness":"conservative"}]}
</script>
<script>
async function getCtaDetails(ctaIds) {
const endpoint =
" https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/CTA/views/CTA?offset=0&limit=10&where=(ctaId,in," + ctaIds.toString() + ")";
try {
const response = await fetch(endpoint, {
headers: {
"xc-token": "-hG2nBDJzSj0agSgNtcJx97M4F02y54nUMoY6plJ",
},
});
const data = await response.json();
const ctaList = data?.list || [];
const ctaMap = new Map();
for (const ctaData of ctaList) {
ctaMap.set(ctaData.ctaId, ctaData);
}
return ctaMap;
} catch (error) {
console.error("Error fetching CTA details:", error);
return new Map();
}
}
async function replaceCTA() {
const regex = /{{cta\((‘(.*?)’|“(.*?)”)\)}}/g;
const bodyHTML = document.body.innerHTML;
const matches = Array.from(bodyHTML.matchAll(regex));
const ctaIds = matches.map((match) => {
let ctaId = match[2] ?? match[3];
return ctaId;
});
const ctaMap = await getCtaDetails(ctaIds);
const replacedHTML = bodyHTML.replace(regex, (match, _inner, ctaId1, ctaId2) => {
const ctaId = ctaId1 ?? ctaId2;
const ctaData = ctaMap.get(ctaId);
if (ctaData) {
return `<a href="https://cta.ruangguru.com/${ctaData.ctaId}" target="_${ctaData.targetType}" style="position:relative;display:inline-block;">
<img src="${ctaData.imageUrl}" loading="lazy" alt="${ctaData.altText}" />
</a>`;
} else {
return match;
}
});
document.body.innerHTML = replacedHTML;
}
</script>
<meta name="author" content="Ruangguru Tech Team">
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<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-PVNLZFT" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
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<script type="text/javascript" src="https://cdn-web-2.ruangguru.com/landing-page-web/public/staticpages/global-assets/js/cta.js"></script>
<script src="https://unpkg.com/@dotlottie/player-component@latest/dist/dotlottie-player.mjs" type="module"></script>
</body>
</html>