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<h1 class="content-title">
Hukum Kepler: Pengertian, Rumus & Contoh Soal | Fisika Kelas 10 </h1>
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<p class="content-author"><a href="https://www.ruangguru.com/blog/author/karina-dwi-adistiana" class="">Karina Dwi Adistiana</a> </p>
<p class="content-info"><span>February 13, 2018 • </span> <span>3 minutes read</span></p>
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<p><span style="color: #000000;"><img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Header%20blog%20RG/Fisika_10.jpg" alt="Fisika_10.jpg" style="display: block; margin-left: auto; margin-right: auto;"></span></p>
<p style="text-align: justify;"><span style="color: #000000;">Squad, pernahkah kamu bertanya-tanya apakah matahari yang bergerak mengelilingi bumi ataukah bumi yang bergerak mengelilingi matahari? <em>Yup, </em>jawaban yang benar adalah bumi dan juga planet-planet lainnya yang bergerak mengelilingi matahari. Mengapa demikian? Hal ini dijelaskan dan dibuktikan oleh Hukum Kepler. Simak penjelasan berikut <em>yuk </em>Squad!</span></p>
<p><span style="color: #000000;"><span id="more-10468"></span></span></p>
<p style="text-align: justify;"><span style="color: #000000;">Hukum Kepler ditemukan oleh <strong>Johanes Kepler</strong> yang merupakan seorang matematikawan dan astronom asal Jerman. Sebelum Kepler mengemukakan hukumnya tentang gerak planet yang mengelilingi matahari, manusia zaman dahalu menganut paham geosentris yakni paham yang membenarkan bahwa bumi adalah pusat alam semesta. Menurut Claudius Ptolemeus seorang astronom Yunani, bumi berada di pusat tata surya dan matahari besera planet-planet mengelilingi bumi pada lintasan melingkar.</span></p>
<p style="text-align: justify;"><span style="color: #000000;">Tahun 1543 astronom asal Polandia bernama Nicolaus Copernicus mengemukakan model heliosentris yakni bumi beserta planet-planet lainnya yang mengelilingi matahari pada lintasan melingkar. Namun kedua model tersebut masih memiliki kekurangan yaitu tidak ada keselarasan antara lintasan dan orbit planet. Kemudian pada tahun 1609 Kepler menemukan bentuk orbit yang lebih cocok yaitu berbentuk elips bukan lingkaran dan menjelasakannya dalam tiga Hukum Kepler.</span></p>
<div><span style="color: #000000;"><img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Model%20geosentris%20dan%20heliosentris.png" alt="Model geosentris dan heliosentris" width="512" style="width: 512px; display: block; margin: 0px auto;"></span></div>
<p style="text-align: center;"><span style="color: #000000;"> <em>Sumber: softilmu.com</em></span></p>
<p style="text-align: center;"><span style="color: #000000;"><em> </em></span></p>
<p style="text-align: justify;"><span style="color: #000000;"><strong>Hukum I Kepler</strong></span></p>
<p style="text-align: justify;"><span style="color: #000000;">Hukum ini menjelaskan bentuk lintasan orbit planet-planet yang bergerak mengelilingi matahari. Perhitungan Kepler membuktikan bahwa orbit-orbit tersebut berbentuk elips. Bentuk elips orbit ditentukan oleh nilai eksentrisitas (e) elips, semakin besar eksentrisitasnya maka bentuk elips akan semakin memanjang dan tipis. Sebaliknya, semakin kecil eksentrisitasnya maka bentuk elipsnya akan mendekati bentuk lingkaran. Nilai eksentrisitas elips yaitu lebih besar dari 0 dan lebih kecil dari 1.</span></p>
<div><span style="color: #000000;"><img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/1%20kepler.png" alt="hukum i kepler" style="width: 640px; display: block; margin-left: auto; margin-right: auto;" title="hukum i kepler" caption="false" data-constrained="true" width="640"></span></div>
<p><span style="color: #000000;"> </span></p>
<p><span style="color: #000000;"><strong>Hukum II Kepler</strong></span></p>
<p style="text-align: justify;"><span style="color: #000000;">Hukum ini menjelaskan bahwa kecepatan orbit suatu planet akan lebih lambat ketika planet berada pada titik terjauh dari matahari (titik <em>aphelion</em>) dan kecepatan orbit suatu planet akan lebih cepat ketika planet berada pada titik terdekat dengan matahari (titik <em>perihelion</em>). Jadi, kecepatan orbit maksimum planet ketika berada di titik <em>perihelion</em> dan kecepatan orbit minimum planet ketika berada di titik <em>aphelion</em>.</span></p>
<div><span style="color: #000000;"><img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Apa%20itu%20hukum%20II%20kleper.png" alt="Apa itu hukum II kleper" width="600" style="width: 600px; display: block; margin: 0px auto;"><br /></span></div>
<p><span style="color: #000000;"> </span></p>
<p><span style="color: #000000;"><strong>Hukum III Kepler</strong></span></p>
<p style="text-align: justify;"><span style="color: #000000;">Hukum ini menjelaskan periode revolusi planet-planet yang mengelilingi matahari. Planet memiliki periode orbit yang lebih panjang ketika planet tersebut letaknya jauh dari matahari dan planet memiliki periode orbit yang lebih pendek ketika planet tersebut letaknya dekat dari matahari.</span></p>
<div><span style="color: #000000;"><img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/apa%20itu%20hukum%20III%20kleper.png" alt="apa itu hukum III kleper" width="600" style="width: 600px; display: block; margin: 0px auto;"><br /></span></div>
<p><span style="color: #000000;"> </span></p>
<p><span style="color: #000000;"><strong>Hukum III Kepler dapat ditulis secara matematis</strong> seperti berikut:</span></p>
<p><span style="color: #000000;"><img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/rumus%20hukum%20kleper.jpg" alt="rumus hukum kleper" width="174" style="width: 174px;"><br /></span></p>
<p style="text-align: justify;"><span style="color: #000000;">Keterangan:</span></p>
<p style="text-align: justify;"><span style="color: #000000;"><em><strong>T<sub>1</sub>= Periode planet pertama</strong></em></span></p>
<p style="text-align: justify;"><span style="color: #000000;"><em><strong>T<sub>2</sub>= Periode planet kedua</strong></em></span></p>
<p style="text-align: justify;"><span style="color: #000000;"><em><strong>R<sub>1</sub>= Jarak planet pertama dengan matahari</strong></em></span></p>
<p style="text-align: justify;"><span style="color: #000000;"><em><strong>R<sub>2</sub>= Jarak planet kedua dengan matahari</strong></em></span></p>
<p><span style="color: #000000;"> </span></p>
<p style="text-align: justify;"><span style="color: #000000;">Untuk lebih jelasnya <em>yuk </em>kita coba kerjakan <strong>contoh soal</strong> dibawah ini</span></p>
<ul style="list-style-type: circle;">
<li style="text-align: justify;"><span style="color: #000000;">Dua buah planet P dan Q mengorbit matahari. Apabila perbandingan antara jarak planet P dan planet Q ke matahari adalah 4:9 dan periode planet P mengelilingi matahari 24 hari, maka periode planet Q mengelilingi matahari adalah ….</span></li>
</ul>
<p style="text-align: justify;"><span style="color: #000000;"><strong>Diketahui:</strong></span></p>
<p style="text-align: justify;"><span style="color: #000000;">R<sub>P</sub> : R<sub>Q</sub> = 4 : 9</span></p>
<p style="text-align: justify;"><span style="color: #000000;">T<sub>P</sub> = 24 hari</span></p>
<p style="text-align: justify;"><span style="color: #000000;"><strong>Ditanya:</strong> T<sub>Q</sub> ?</span></p>
<p style="text-align: justify;"><span style="color: #000000;"><strong>Jawab:</strong></span></p>
<div><img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/jawaban%20soal%20hukum%20kleper.jpg" alt="jawaban soal hukum kleper" width="237" style="width: 237px;"></div>
<p><span style="color: #000000;">Jadi periode planet Q mengelilingi matahari selama 81 hari</span></p>
<p><span style="color: #000000;"><strong> Baca Juga:</strong> <span style="color: #6fa8dc;"><strong><a href="/pasang-surut-air-laut-akibat-gravitasi-bulan?__hstc=233546881.e4f9082df3f5abb0fedac725343e3bf2.1518490171700.1554713722917.1554716611646.342&__hssc=233546881.1.1554716611646&__hsfp=4257845043" style="color: #6fa8dc;" rel=" noopener">Pasang Surut Air Laut Akibat Gravitasi Bulan</a></strong></span></span></p>
<p style="text-align: justify;"><span style="color: #000000;"><em>Nah </em> Squad, sekarang kamu sudah jauh lebih paham <em>kan</em>, bagaimana Hukum Kepler menjelaskan gerak planet? <em>Yup</em>, ketiga Hukum Kepler tersebut masing-masing menjelaskan bentuk lintasan planet, kecepatan orbit planet dan periode revolusi planet ketika mengelilingi matahari. Kamu bisa mempelajari materi ini melalui <a href="https://ruangguru.com/belajar?utm_medium=referral&utm_source=blog&utm_campaign=Penjelasan-Gerak-Planet-Menggunakan-Hukum-Kepler" target="_blank" style="color: #000000;" rel="noopener"><strong>ruangbelajar</strong></a>. Disana kamu bisa tonton video animasi lengkap dengan soal dan pebahasannya <em>loh </em> Squad. Ayo gunakan sekarang juga!</span></p>
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<img src="https://cdn-web-2.ruangguru.com/static/tiktok.png" loading=" lazy" alt="Logo TikTok Footer" width="32px" height="32px" />
</picture>
</a>
</nav>
</div>
<div class="col-lg-9">
<div class="row">
<div class="col-6 col-md-3">
<nav class="footer-menu">
<p class="title">Produk Ruangguru</p>
<ul type="none">
<li><a href="https://roboguru.ruangguru.com" target="_blank">Roboguru</a></li>
<li><a href="https://www.ruangguru.com/roboguruplus">Roboguru Plus</a></li>
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<li><a href="https://www.ruangguru.com/for-kids/kursus">Kursus for Kids</a></li>
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<li><a href="https://pengajar.ruangguru.com/">Ruangpengajar</a></li>
<li><a href="https://www.ruangguru.com/privat">Ruangguru Privat</a></li>
<li><a href="https://www.ruangpeduli.org/" target="_blank">Ruangpeduli</a></li>
</ul>
</nav>
</div>
<div class="col-6 col-md-3">
<nav class="footer-menu">
<p class="title">Bantuan & Panduan</p>
<ul type="none">
<li><a href="https://www.ruangguru.com/company-credentials">Company Credentials</a></li>
<li><a href="https://www.ruangguru.com/beasiswa">Beasiswa Ruangguru</a></li>
<li><a href="https://www.ruangguru.com/cicilan">Cicilan Ruangguru</a></li>
<li><a href="https://www.ruangguru.com/promo">Promo Ruangguru</a></li>
<li><a href="https://ticketing.ruangguru.com/help?request_type_id=459" target="_blank">Vulnerability Report</a></li>
<li><a href="https://www.ruangguru.com/bantuan#layanan">Layanan Pengaduan</a></li>
<li><a href="https://www.ruangguru.com/terms-conditions">Syarat & Ketentuan</a></li>
<li><a href="https://www.ruangguru.com/privacy-policy">Kebijakan Privasi</a></li>
<li><a href="https://www.ruangguru.com/about-us">Tentang Kami</a></li>
<li><a href="https://www.ruangguru.com/contact-us">Kontak Kami</a></li>
<li><a href="https://www.ruangguru.com/press">Press Kit</a></li>
<li><a href="https://www.ruangguru.com/bantuan">Bantuan</a></li>
<li><a href="https://career.ruangguru.com/">Karier</a></li>
</ul>
</nav>
</div>
<div class="col-6 col-md-3">
<nav class="footer-menu">
<p class="title">Produk Lainnya</p>
<ul type="none">
<li><a href="https://www.brainacademy.id/" target="_blank">Brain Academy</a></li>
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<li><a href="https://skillacademy.com/" target="_blank">Skill Academy</a></li>
<li><a href="https://www.ruangkerja.id/" target="_blank">Ruangkerja</a></li>
<li><a href="https://www.schoters.com/id/" target="_blank">Schoters</a></li>
<li><a href="https://www.kalananti.id/" target="_blank">Kalananti</a></li>
</ul>
</nav>
</div>
<div class="col-6 col-md-3">
<nav class="footer-menu">
<p class="title"> Coba GRATIS Aplikasi Ruangguru</p>
<div class="download-list">
<ul>
<li>
<a target="_blank" rel="nofollow" href="https://apps.apple.com/id/app/ruangguru-solusi-belajar/id1099742206?l=id">
<img src="https://cdn-web-2.ruangguru.com/static/appstore.png" loading="lazy" alt="Button App Store Footer " />
</a>
</li>
<li>
<a target="_blank" rel="nofollow" href="https://play.google.com/store/apps/details?id=com.ruangguru.livestudents&hl=in">
<img src="https://cdn-web-2.ruangguru.com/static/googleplay.png" loading="lazy" alt="Button Google Play Footer " />
</a>
</li>
<li>
<a target="_blank" rel="nofollow" href="https://appgallery.huawei.com/#/app/C102352375">
<img src="https://cdn-web-2.ruangguru.com/static/huawei.png" loading="lazy" alt="Button AppGallery Footer " />
</a>
</li>
</ul>
</div>
</nav>
</div>
</div>
</div>
</div>
<div class="d-lg-none text-center">
<nav class="footer-menu social">
<p class="title">Ikuti Kami</p>
<a target="_blank" href="https://www.instagram.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/instagram.png" loading="lazy" alt="Logo Instagram Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.facebook.com/ruanggurucom/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/facebook.png" loading="lazy" alt="Logo Facebook Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://twitter.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60&convert=webp" type="image/webp">
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</picture>
</a>
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<picture>
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</a>
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<picture>
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</a>
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<picture>
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</picture>
</a>
</nav>
</div>
<p class="footer-copyright">
© 2026 All Rights Reserved PT. Ruang Raya Indonesia
</p>
</div>
<style>
.bantuan-container {
position: relative;
}
.bantuan-element {
position: fixed;
z-index: 999;
display: flex;
align-items: flex-end;
justify-content: flex-end;
cursor: pointer;
transition: all 0.6s ease;
}
.bantuan-top {
bottom: 11rem;
right: 2rem;
}
.bantuan-bottom {
bottom: 2rem;
right: 2rem;
}
.bantuan-top-2 {
bottom: 15rem;
right: 2rem;
}
.bantuan-top-3 {
bottom: 19rem;
right: 2rem;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 2rem;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 2rem;
}
@media (min-width: 768px) {
.bantuan-element img {
width: auto;
transition: all 0.4s ease;
}
.bantuan-top img {
width: 140px;
}
.bantuan-bottom img {
width: 140px;
}
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 140px;
}
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 140px;
}
.bantuan-element.clicked {
bottom: 9rem;
right: 2.5rem;
}
.bantuan-element.clicked img {
width: auto;
height: 64px;
}
}
@media (max-width: 767px) {
.bantuan-top {
bottom: 8rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom {
bottom: 2rem;
right: 1.25rem;
align-items: center;
}
.bantuan-top-2 {
bottom: 12rem;
right: 1rem;
align-items: center;
}
.bantuan-top-3 {
bottom: 16rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 1.25rem;
align-items: center;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 1.25rem;
align-items: center;
}
.bantuan-element img {
width: auto;
}
.bantuan-top img,
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 96px;
}
.bantuan-bottom img,
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 96px;
}
}
.bantuan-element:hover {
transform: scale(1.05);
}
.bantuan-element img {
max-width: 100%;
height: auto;
}
</style>
<div id="bantuan-divs-container" style="position: relative" data-product="ruangguru" data-table="rg_floating_icon"></div>
<script>
class FloatingDivsComponent {
constructor(product = 'ruangguru', table = 'rg_floating_icon') {
this.container = document.getElementById('bantuan-divs-container');
this.floatingElements = [];
this.product = product;
this.table = table;
// 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">
<!-- Google Tag Manager (noscript) -->
<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-PVNLZFT" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
<!-- Tracker -->
<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>