Charles Babbage memang sering kali disebut sebagai penemu komputer. Di balik itu, ada beberapa nama ilmuwan hebat lain yang berjasa terhadap sejarah perkembangan komputer.
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Mulai dari komputer berukuran raksasa yang memenuhi satu ruangan hingga kini kita kenal gadget laptop, sejarah komputer memang cukup panjang, gengs. Kalau kamu mencari siapa penemu komputer pertama, Google akan memberikan beberapa nama ilmuwan hebat.
Namun, yang menjadi sorotan utama nih, Charles Babbage, banyak disebut oleh beberapa sumber sebagai penemu komputer pertama. Siapa penemu yang sebenarnya dan bagaimana, sih, sejarah komputer dari masa ke masa?
Baca Juga: Oh Begini Sejarah Perkembangan Komputer dari Generasi ke Generasi!
Charles Babbage, Ada Lovelace, dan Alan Turing, masing-masing memiliki kontribusinya dalam sejarah komputer. Tiap penemuan berpengaruh terhadap perkembangan penemuan lain. Yuk, simak ceritanya berikut!
1. Charles Babbage
Merupakan seorang ilmuwan dan matematikawan Inggris, Charles Babbage memulai penemuannya dari rasa keingintahuan untuk memecahkan perhitungan matematika secara lebih cepat.
Awalnya, Babbage membuat sebuah kalkulator kecil untuk hitungan matematika hingga delapan desimal. Lalu, pada 1823 pemerintah Inggris memberikan bantuan finansial untuk mengembangkan alat serupa, namun lebih canggih.
Difference Engine milik Charles Babbage (Sumber: npr.org)
Dari sini, Difference Engine pertama kali dikenal. Mesin ini mampu menghitung hingga 20 desimal untuk soal penambahan dan pengurangan matematika sederhana.
Cara kerjanya bersifat manual, yaitu dengan menarik tuai angka 1-9. Digit-digit tersebut nantinya menghasilkan hitungan sesuai dengan persoalan yang diberikan.
Lanjut dari penemuan tersebut, Babbage mengembangkan Analytical Engine. Mesin ini dapat menyimpan data sebanyak 1.000 angka dalam 50 digit, yang menjadikannya sebagai komputer dengan kapasitas penyimpanan terbesar di era itu.
Memiliki empat komponen penting, cara kerja mesin ini merupakan awal dari komputer digital saat ini. Di dalamnya mencakup mesin input, pemrosesan (serupa dengan CPU), memori penyimpanan data, dan konsep pencetakan data.
2. Ada Lovelace
Kontribusi Lovelace berkesempatan untuk menerjemahkan konsep Analytical Engine milik Babbage ke Bahasa Prancis bersama dengan insinyur dan matematikawan Italia, Luigi Federico Menabrea.
Dari hasil pemikiran tersebut, Lovelace menjelaskan potensi mesin Babbage untuk mengerjakan perhitungan yang lebih rumit dengan konsep angka Bernoulli.
Selain itu, ia juga menjelaskan tentang potensi mesin Babbage dalam memproses hal selain dalam bentuk angka, seperti huruf alfabet.
3. Alan Turing
Ilustrasi mesin Alan Turing dalam film The Imitation Game (Sumber: wired.com)
Pada 1936, Alan Turin membuat sebuah konsep penelitian tentang sebuah mesin yang dapat menjawab semua pertanyaan, bahkan bukan yang berkaitan dengan hitungan aritmatika. “On Computable Numbers, with An Application to The Entscheidungsproblem”, menjabarkan konsep algoritma mutakhir kala itu beserta perhitungan mekanik untuk pemecahan masalah yang diberikan.
Mesin-mesin terdahulu, hanya mampu menjawab pertanyaan seputar angka dan matematika. Namun, The Universal Turing Machine dapat menerjemahkan berbagai persoalan ke dalam logika dan huruf.
Mesin buatan Alan Turing ini berhasil menjawab kode Enigma sebagai simbol komunikasi militer Jerman saat Perang Dunia II. Sistem kerja mesin Turing mampu membaca strategi perang yang direncanakan. Pada akhirnya, hal ini berdampak pada keselamatan ribuan jiwa korban perang saat itu.
*psst kalau kamu masih penasaran gimana cerita lengkap tentang Alan Turing, coba, deh, tonton The Imitation Game (2014) dengan pemeran utamanya, Benedict Cumberbatch (yes, the Doctor Strange from Marvel, he is).
Sejarah Perkembangan Komputer
Berlanjut dari penemuan Alan Turing, seorang ilmuwan Jerman, Konrad Zuse, membuat sebuah mesin yang terprogram secara lebih modern.
Kontribusi Zuse “Plankalkül” (Plan Calculus) menjadi cikal bakal bahasa pemrograman. Dalam sistem ini, mesin dapat menerjemahkan konsep logika “dan, atau, tidak sama dengan”.
Mesin ENIAC di Amerika Serikat (Sumber: spectrum.ieee.org)
Sejarah terus berkembang pesat di berbagai belahan dunia. Di Amerika Serikat tepatnya di Moore School of Electrical Engineering, University of Pennsylvania, ada yang disebut dengan ENIAC (Electronic Numerical Integrator And Computer). Lalu, dilanjutkan dengan perkembangan EDVAC (Electronic Discrete Variable Automatic Computer). Sementara itu, di era yang sama, di Inggris terdapat sebuah mesin yang disebut EDSAC (Electronic Delay Storage Automatic Calculator).
Sebuah perjalanan panjang yang berasal dari rasa keingintahuan dan ilmu pengetahuan, ya, gengs. Kembali ke pertanyaan, “siapa penemu komputer”, semua ilmuwan hebat ini berkontribusi besar terhadap penemuan komputer dan kenyamanan hidup yang kita nikmati hari ini.
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Nah, kalau kamu ingin mengikuti kehebatan para ilmuwan yang telah disebutkan di atas, kunci utamanya, tuh, sebenarnya jangan berhenti untuk belajar, guys. Biar kamu makin rajin belajar, yuk gabung di Ruangguru Privat.
Kamu bisa ngerjain PR dengan dibantu tutor-tutor yang sudah terstandarisasi kualitasnya. Kamu juga bisa pilih nih, mau diajarkan secara langsung (offline) atau daring (online). Fleksibel, kan? Untuk info lebih lanjut, cuss klik link berikut!
Referensi:
Charles Babbage – British inventor and mathematician. Britannica [daring]. Tautan: https://www.britannica.com/biography/Charles-Babbage (Diakses 30 Oktober 2021)
Computer. Britannica [daring]. Tautan: https://www.britannica.com/technology/computer (Diakses 30 Oktober 2021)
Setiawan, Renalto. Sejarah Hidup Alan Turing: Tragedi Seorang Ilmuwan & Pahlawan PD II. Tirto [daring]. Tautan: https://tirto.id/sejarah-hidup-alan-turing-tragedi-seorang-ilmuwan-pahlawan-pd-ii-fFDt (Diakses 30 Oktober 2021)
A BRIEF HISTORY. Computer History Museum [daring]. Tautan: https://www.computerhistory.org/babbage/history/ (Diakses 30 Oktober 2021)
THE INVENTION OF THE COMPUTER. Heinz Nixdorf MuseumsForum [daring]. Tautan: https://www.hnf.de/en/permanent-exhibition/exhibition-areas/the-invention-of-the-computer.html (Diakses 30 Oktober 2021)
Who Invented the First Computer? OpenMind BBVA [daring]. Tautan: https://www.bbvaopenmind.com/en/technology/visionaries/who-invented-the-first-computer/ (Diakses 30 Oktober 2021)
Who was Charles Babbage? Charles Babbage Institute. University of Minnesota [daring]. Tautan: https://cse.umn.edu/cbi/who-was-charles-babbage (Diakses 30 Oktober 2021)
Ada Lovelace – British mathematician. Britannica [daring]. Tautan: https://www.britannica.com/biography/Ada-Lovelace (Diakses 30 Oktober 2021)
Sumber foto:
A 19th-Century Mathematician Finally Proves Himself. NPR [daring]. Tautan: https://www.npr.org/templates/story/story.php?storyId=121206408 (Diakses 31 Oktober 2021)
How Designers Recreated Alan Turing’s Code-Breaking Computer for Imitation Game. Wired [daring]. Tautan: https://www.wired.com/2014/11/imitation-game-building-christopher/ (Diakses 31 Oktober 2021)
Schwartz, Oscar. Untold History of AI: Invisible Women Programmed America’s First Electronic Computer. IEEE Spectrum [daring]. Tautan: https://spectrum.ieee.org/untold-history-of-ai-invisible-woman-programmed-americas-first-electronic-computer (Diakses 31 Oktober 2021)
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<h1 class="content-title">
Penemu Komputer dan Sejarah Perkembangannya, Siapa yang Memulai? </h1>
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<p class="content-author"><a href="https://www.ruangguru.com/blog/author/anggraeni-puspitasari" class="">Anggraeni Puspitasari</a> </p>
<p class="content-info"><span>December 30, 2024 • </span> <span>5 minutes read</span></p>
<br />
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<p><img decoding="async" style="width: 820px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/FS%20-%20Penemu%20Komputer-01.jpg" alt="FS - Penemu Komputer-01" width="820" /></p>
<blockquote>
<p style="font-size: 16px; text-align: center;"><em>Charles Babbage memang sering kali disebut sebagai penemu komputer. Di balik itu, ada beberapa nama ilmuwan hebat lain yang berjasa terhadap sejarah perkembangan komputer.</em></p>
</blockquote>
<p style="text-align: center; font-size: 16px;">—</p>
<p> </p>
<p style="text-align: justify;">Mulai dari komputer berukuran raksasa yang memenuhi satu ruangan hingga kini kita kenal <em>gadget </em>laptop, sejarah komputer memang cukup panjang, <em>gengs</em>. Kalau kamu mencari siapa penemu komputer pertama, Google akan memberikan beberapa nama ilmuwan hebat.</p>
<p style="text-align: justify;">Namun, yang menjadi sorotan utama <em>nih</em>, Charles Babbage, banyak disebut oleh beberapa sumber sebagai penemu komputer pertama. Siapa penemu yang sebenarnya dan bagaimana, <em>sih</em>, sejarah komputer dari masa ke masa?</p>
<p style="text-align: justify;"><span style="font-weight: bold;">Baca</span> J<span style="font-weight: bold;">uga</span><span style="font-weight: normal;">: <a style="font-weight: bold;" href="/blog/yuk-ingat-kembali-sejarah-perkembangan-komputer" target="_blank" rel="noopener">Oh Begini Sejarah Perkembangan Komputer dari Generasi ke Generasi!</a></span></p>
<p> </p>
<h2><span style="font-size: 18pt;">Siapa Penemu Komputer?</span></h2>
<p style="text-align: justify;">Charles Babbage, Ada Lovelace, dan Alan Turing, masing-masing memiliki kontribusinya dalam sejarah komputer. Tiap penemuan berpengaruh terhadap perkembangan penemuan lain. Yuk, simak ceritanya berikut!</p>
<p> </p>
<h3><span style="font-size: 14pt;">1. Charles Babbage</span></h3>
<p style="text-align: justify;">Merupakan seorang ilmuwan dan matematikawan Inggris, Charles Babbage memulai penemuannya dari rasa keingintahuan untuk memecahkan perhitungan matematika secara lebih cepat.</p>
<p style="text-align: justify;">Awalnya, Babbage membuat sebuah kalkulator kecil untuk hitungan matematika hingga delapan desimal. Lalu, pada 1823 pemerintah Inggris memberikan bantuan finansial untuk mengembangkan alat serupa, namun lebih canggih.</p>
<p style="text-align: center;"><img decoding="async" style="width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/difference%20engine%2c%20mesin%20awal%20milik%20penemu%20komputer%2c%20charlaes%20babbage%20.jpeg" alt="difference engine, mesin awal milik penemu komputer, charlaes babbage " width="600" /></p>
<p style="text-align: center;"><em>Difference Engine milik Charles Babbage (Sumber: npr.org)</em></p>
<p> </p>
<p style="text-align: justify;">Dari sini, <em>Difference Engine </em>pertama kali dikenal. Mesin ini mampu menghitung hingga 20 desimal untuk soal penambahan dan pengurangan matematika sederhana.</p>
<p style="text-align: justify;">Cara kerjanya bersifat manual, yaitu dengan menarik tuai angka 1-9. Digit-digit tersebut nantinya menghasilkan hitungan sesuai dengan persoalan yang diberikan.</p>
<p style="text-align: justify;">Lanjut dari penemuan tersebut, Babbage mengembangkan <em>Analytical Engine</em>. Mesin ini dapat menyimpan data sebanyak 1.000 angka dalam 50 digit, yang menjadikannya sebagai <a style="font-weight: bold;" href="/blog/jurusan-komputer" target="_blank" rel="noopener">komputer</a> dengan kapasitas penyimpanan terbesar di era itu.</p>
<p style="text-align: justify;">Memiliki empat komponen penting, cara kerja mesin ini merupakan awal dari komputer digital saat ini. Di dalamnya mencakup mesin input, pemrosesan (serupa dengan CPU), memori penyimpanan data, dan konsep pencetakan data.</p>
<p> </p>
<h3><span style="font-size: 14pt;">2. Ada Lovelace</span></h3>
<p style="text-align: justify;">Kontribusi Lovelace berkesempatan untuk menerjemahkan konsep <em>Analytical Engine </em>milik Babbage ke Bahasa Prancis bersama dengan insinyur dan matematikawan Italia, Luigi Federico Menabrea.</p>
<p style="text-align: justify;">Dari hasil pemikiran tersebut, Lovelace menjelaskan potensi mesin Babbage untuk mengerjakan perhitungan yang lebih rumit dengan konsep angka <a href="/blog/penerapan-hukum-bernoulli" target="_blank" rel="noopener"><span style="font-weight: bold;">Bernoulli</span></a>.</p>
<p style="text-align: justify;">Selain itu, ia juga menjelaskan tentang potensi mesin Babbage dalam memproses hal selain dalam bentuk angka, seperti huruf alfabet.</p>
<p> </p>
<h3><span style="font-size: 14pt;">3. Alan Turing</span></h3>
<p style="text-align: center;"><span style="color: #2eb5c0;"><strong><img decoding="async" style="width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/ilustrasi%20mesin%20alan%20turing%20di%20film%20the%20imitation%20game.jpeg" alt="ilustrasi mesin alan turing di film the imitation game" width="600" /></strong></span></p>
<p style="text-align: center;"><em>Ilustrasi mesin Alan Turing dalam film The Imitation Game (Sumber: wired.com)</em></p>
<p> </p>
<p style="text-align: justify;">Pada 1936, Alan Turin membuat sebuah konsep penelitian tentang sebuah mesin yang dapat menjawab semua pertanyaan, bahkan bukan yang berkaitan dengan hitungan aritmatika. “<em>On Computable Numbers, with An Application to The Entscheidungsproblem</em>”, menjabarkan konsep algoritma mutakhir kala itu beserta perhitungan mekanik untuk pemecahan masalah yang diberikan.</p>
<p style="text-align: justify;">Mesin-mesin terdahulu, hanya mampu menjawab pertanyaan seputar angka dan matematika. Namun, <em>The Universal Turing Machine </em>dapat menerjemahkan berbagai persoalan ke dalam logika dan huruf.</p>
<p style="text-align: justify;">Mesin buatan Alan Turing ini berhasil menjawab kode <em>Enigma</em> sebagai simbol komunikasi militer Jerman saat Perang Dunia II. Sistem kerja mesin Turing mampu membaca strategi perang yang direncanakan. Pada akhirnya, hal ini berdampak pada keselamatan ribuan jiwa korban perang saat itu.</p>
<p style="text-align: justify;">*<em>psst </em>kalau kamu masih penasaran <em>gimana </em>cerita lengkap tentang Alan Turing, coba, <em>deh</em>, tonton <em>The Imitation Game</em> (2014) dengan pemeran utamanya, Benedict Cumberbatch (<em>yes</em>, <em>the Doctor Strange from Marvel, he is</em>).</p>
<p> </p>
<h2><span style="font-size: 18pt;">Sejarah Perkembangan Komputer</span></h2>
<p style="text-align: justify;">Berlanjut dari penemuan Alan Turing, seorang ilmuwan Jerman, Konrad Zuse, membuat sebuah mesin yang terprogram secara lebih modern.</p>
<p style="text-align: justify;">Kontribusi Zuse “<em>Plankalkül</em>” (<em>Plan Calculus</em>) menjadi cikal bakal bahasa pemrograman. Dalam sistem ini, mesin dapat menerjemahkan konsep logika “dan, atau, tidak sama dengan”.</p>
<p style="text-align: center;"><img decoding="async" style="width: 600px; margin-left: auto; margin-right: auto; display: block;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/mesin%20eniac%20awal%20sejarah%20perkembangan%20komputer%20di%20amerika%20serikat.jpeg" alt="mesin eniac awal sejarah perkembangan komputer di amerika serikat" width="600" /></p>
<p style="text-align: center;"><em>Mesin ENIAC di Amerika Serikat (Sumber: spectrum.ieee.org)</em></p>
<p> </p>
<p style="text-align: justify;">Sejarah terus berkembang pesat di berbagai belahan dunia. Di Amerika Serikat tepatnya di Moore School of Electrical Engineering, University of Pennsylvania, ada yang disebut dengan ENIAC (Electronic Numerical Integrator And Computer). Lalu, dilanjutkan dengan perkembangan EDVAC (Electronic Discrete Variable Automatic Computer). Sementara itu, di era yang sama, di Inggris terdapat sebuah mesin yang disebut EDSAC (Electronic Delay Storage Automatic Calculator).</p>
<p style="text-align: justify;">Sebuah perjalanan panjang yang berasal dari rasa keingintahuan dan ilmu pengetahuan, ya, <em>gengs</em>. Kembali ke pertanyaan, “siapa penemu komputer”, semua ilmuwan hebat ini berkontribusi besar terhadap penemuan komputer dan kenyamanan hidup yang kita nikmati hari ini.</p>
<p style="text-align: center;">—</p>
<p style="text-align: justify;"><em>Nah</em>, kalau kamu ingin mengikuti kehebatan para ilmuwan yang telah disebutkan di atas, kunci utamanya, <em>tuh</em>, sebenarnya jangan berhenti untuk belajar, <em>guys</em>. Biar kamu makin rajin belajar, yuk gabung di <strong><a href="https://www.ruangguru.com/privat/sejarah" target="_blank" rel="noopener">Ruangguru Privat</a></strong>.</p>
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<p style="text-align: justify;"><strong>Referensi</strong>:</p>
<p style="text-align: left;">Charles Babbage – British inventor and mathematician. Britannica [daring]. Tautan: https://www.britannica.com/biography/Charles-Babbage (Diakses 30 Oktober 2021)</p>
<p>Computer. Britannica [daring]. Tautan: https://www.britannica.com/technology/computer (Diakses 30 Oktober 2021)</p>
<p>Setiawan, Renalto. Sejarah Hidup Alan Turing: Tragedi Seorang Ilmuwan & Pahlawan PD II. Tirto [daring]. Tautan: https://tirto.id/sejarah-hidup-alan-turing-tragedi-seorang-ilmuwan-pahlawan-pd-ii-fFDt (Diakses 30 Oktober 2021)</p>
<p>A BRIEF HISTORY. Computer History Museum [daring]. Tautan: https://www.computerhistory.org/babbage/history/ (Diakses 30 Oktober 2021)</p>
<p>THE INVENTION OF THE COMPUTER. Heinz Nixdorf MuseumsForum [daring]. Tautan: https://www.hnf.de/en/permanent-exhibition/exhibition-areas/the-invention-of-the-computer.html (Diakses 30 Oktober 2021)</p>
<p>Who Invented the First Computer? OpenMind BBVA [daring]. Tautan: https://www.bbvaopenmind.com/en/technology/visionaries/who-invented-the-first-computer/ (Diakses 30 Oktober 2021)</p>
<p>Who was Charles Babbage? Charles Babbage Institute. University of Minnesota [daring]. Tautan: https://cse.umn.edu/cbi/who-was-charles-babbage (Diakses 30 Oktober 2021)</p>
<p>Ada Lovelace – British mathematician. Britannica [daring]. Tautan: https://www.britannica.com/biography/Ada-Lovelace (Diakses 30 Oktober 2021)</p>
<p><span style="font-weight: bold;">Sumber foto</span>:</p>
<p>A 19th-Century Mathematician Finally Proves Himself. NPR [daring]. Tautan: https://www.npr.org/templates/story/story.php?storyId=121206408 (Diakses 31 Oktober 2021)</p>
<p>How Designers Recreated Alan Turing’s Code-Breaking Computer for Imitation Game. Wired [daring]. Tautan: https://www.wired.com/2014/11/imitation-game-building-christopher/ (Diakses 31 Oktober 2021)</p>
<p>Schwartz, Oscar. Untold History of AI: Invisible Women Programmed America’s First Electronic Computer. IEEE Spectrum [daring]. Tautan: https://spectrum.ieee.org/untold-history-of-ai-invisible-woman-programmed-americas-first-electronic-computer (Diakses 31 Oktober 2021)</p>
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<source srcset="https://cdn-web-2.ruangguru.com/static/youtube.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/youtube.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/youtube.png" loading=" lazy" alt="Logo Youtube Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.linkedin.com/company/ruangguru-com">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/linkedin.png" loading=" lazy" alt="Logo LinkedIn Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.tiktok.com/@ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/tiktok.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/tiktok.png?height=60" type="image/png">
<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>
<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>