Pernah nggak sih kamu melakukan beberapa kali ulangan harian? Misalnya begini, guru kamu berkata, “Sebelum UTS akan diadakan 4 kali ulangan harian ya. Pelajari baik-baik dan jangan sampai ada yang dibawah nilai minimal 70 ya”
Sekarang, umpamanya kamu sudah 3 kali melakukan ulangan dengan nilai 60, 75, 65. Kalau dari nilai ketiga ulangan tersebut, rata-ratanya kamu hanya dapat nilai 66. Nah, supaya mendapat nilai rata-rata 70, maka nilai ulangan yang keempat harus dapat berapa ya?
(sumber: giphy)
Yaps. Harus mendapat 80. Coba aja kamu jumlahkan nilai ulangan pertama sampai yang keempat habis itu dibagi dengan 4. Pasti hasilnya 80. Lalu, gimana sih cara mengetahui kalau nilai ulangan yang keempat itu harus mendapat 80?
Dalam matematika ada sebuah konsep namanya pertidaksamaan. Nah, dalam artikel ini kita akan mempelajari pengertian dan cara penyelesaian pertidaksamaan ya Squad. Ada 6 macam pertidaksamaan yang akan kita pelajari. Apa saja itu? Ada pertidaksamaan linier, pertidaksamaan kuadrat, pertidaksamaan pangkat tinggi, pertidaksamaan pecahan, pertidaksamaan bentuk akar, dan pertidaksamaan mutlak.
1. Pertidaksamaan Linear
Pertidaksamaan linear adalah kalimat yang mengandung tanda < (kurang dari) , > (lebih dari) , ≤ (kurang dari sama dengan) , dan ≥ (lebih dari sama dengan).
Ada beberapa bentuk dari pertidaksamaan linear, seperti:
Agar lebih mudah di pahami, berikut contohnya dalam bentuk garis bilangan ya Squad.
Lalu bagaimana sih penyelesaian pertidaksamaan linear itu? Penyelesaiannya dapat dipahami dengan nilai-nilai atau bilangan-bilangan yang membuat kalimatnya bernilai benar. Contohnya seperti ini.
x – 3 < 8 (dibaca: x min 3 kurang dari 8)
atau
3x – 4 > 2x + 5 (dibaca: 3x min 4 lebih dari 2x plus 5)
2. Pertidaksamaan Kuadrat
Pertidaksamaan kuadrat sama dengan pertidaksamaan linear yakni bentuk “penghubung” antara ruas kanan dan kiri adalah tanda pertidaksamaan seperti kurang dari (<), kurang dari sama dengan (<), lebih dari (>) dan lebih dari sama dengan (>). Tapi ada bedanya nih Squad. Bentuk fungsi yang dioperasikan berupa fungsi kuadrat dengan pangkat tertinggi yang dimiliki adalah pangkat dua.
Sekarang kita pelajari yuk cara penyelesaiannya. Begini Squad, ada beberapa poin penting untuk menyelesaikan pertidaksamaan kuadrat. Apa saja ya?
a. Kumpulin dulu semua suku ke dalam satu ruas, semisal ruas kiri. Nah, jadinya nggak ada suku atau pada ruas kanan kan, alias nol.
b. Selanjutnya, selesaikan bentuk kuadrat dengan cara memfaktorkan bentuk tersebut untuk mencari nilai yang memenuhi. Kenapa? Hal ini dilakukan supaya lebih mudah dapat diasumsikan tanda pertidaksamaan sebagai tanda sama dengan.
c. Bentuk himpunan penyelesaian diperoleh dengan menampilkan nilai pada garis bilangan. Nilai ini akan menjadi pembatas pada interval yang nantinya menjadi himpunan penyelesaian.
Baca Juga: Penggabungan Dua Fungsi Menggunakan Fungsi Komposisi
3. Pertidaksamaan Pangkat Tinggi
Lanjut ke pertidaksamaan yang ketiga yakni pertidaksamaan pangkat tinggi. Pangkat tinggi disini bukan pangkat dalam kemiliteran lho ya seperti mayor, kapten, letnan, dan jendral. Pertidaksamaan Pangkat Tinggi adalah pertidaksamaan dengan derajat lebih dari dua. bentuk “penghubung” antara ruas kanan dan kiri sama seperti pertidaksamaan linear dan pertidaksamaan kuadrat yakni kurang dari (<), kurang dari sama dengan (<), lebih dari (>) dan lebih dari sama dengan (>).
Langkah-langkah penyelesaian pertidaksamaan pangkat tinggi yakni:
a. Sama halnya dengan pertidaksamaan kuadrat, kita harus memindahkan semua suku ke dalam satu ruas semisal ruas kiri sehingga tidak tersisa suku atau bersisa nol pada ruas kanan.
b. Memfaktorkan bentuk tersebut ke bentuk dengan derajat lebih rendah, karena bentuk dengan derajat yang lebih rendah akan membantu penyelesaian dalam mencari nilai.
c. Nilai yang sudah diketahui, disusun pada pada garis bilangan. Sama halnya dengan bentuk garis bilangan pada umumnya, kita harus menentukan tanda pada masing-masing daerah.
Squad, masih ada tiga pertidaksamaan lagi nih. Masih sanggup kan? Semangat ya semangat. Artikel ini baru membahas tiga pertidaksamaan dari enam pertidaksamaan. Nah, di artikel pengertian dan cara penyelesaian pertidaksamaan bagian 2, akan membahas pertidaksamaan pecahan, pertidaksamaan bentuk akar, dan pertidaksamaan mutlak.
Kalau kamu masih kurang paham dengan penjelasan di artikel ini, kamu bisa tonton langsung penjelasannya di video ruangbelajar. Ada video pembelajaran dengan animasi-animasi yang keren menjelaskan tentang pertidaksamaan lho. Kamu juga bisa asah kemampuan kamu dengan menjawab soal latihannya. Daftar sekarang yuk di ruangbelajar!
Sumber Referensi
Kenginan M. (2018) Buku Teks Pendamping Matematika untuk Siswa SMA-MA/SMK-MAK Kelas X. Bandung:Srikandi Empat Widya Utama
Artikel diperbarui 21 Januari 2021
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<h1 class="content-title">
Pengertian dan Cara Penyelesaian Pertidaksamaan (Bagian 1) | Matematika Kelas 10 </h1>
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<p class="content-author"><a href="https://www.ruangguru.com/blog/author/tedy-rizkha-heryansyah" class="">Tedy Rizkha Heryansyah</a> </p>
<p class="content-info"><span>July 21, 2020 • </span> <span>4 minutes read</span></p>
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<p style="text-align: center;"><span style="color: #000000;"><img decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/Header%20blog%20RG/Matematika_10.jpg" alt="Matematika_10" width="821" style="width: 821px;"></span></p>
<p style="text-align: justify;"><span style="color: #000000;">Pernah nggak sih kamu melakukan beberapa kali ulangan harian? Misalnya begini, guru kamu berkata, “Sebelum UTS akan diadakan 4 kali ulangan harian ya. Pelajari baik-baik dan jangan sampai ada yang dibawah nilai minimal 70 ya”</span></p>
<p><span style="color: #000000;"><span id="more-6463"></span></span></p>
<p style="text-align: justify;"><span style="color: #000000;">Sekarang, umpamanya kamu sudah 3 kali melakukan ulangan dengan nilai 60, 75, 65. Kalau dari nilai ketiga ulangan tersebut, rata-ratanya kamu hanya dapat nilai 66. Nah, supaya mendapat nilai rata-rata 70, maka nilai ulangan yang keempat harus dapat berapa ya?</span></p>
<div><span style="color: #000000;"><img decoding="async" src="https://lh3.googleusercontent.com/XZtK_Y1w_vrHJtQjhdk559mkBA8v78hAzAd-n1C3QOVsaBZ-E84dnMGwKQnMuf1--hrNF5l-xM4YWS_v8XPmJWegatF3kiVMFM3K6_8H-rYPcMkRguP2aKXs5ZFZ80joFHnuWZaz" alt="Gif Thinking" width="250" style="width: 250px; display: block; margin: 0px auto;"></span></div>
<p style="text-align: center;"><span style="color: #000000;">(sumber: giphy)</span></p>
<p style="text-align: justify;"><span style="color: #000000;">Yaps. Harus mendapat 80. Coba aja kamu jumlahkan nilai ulangan pertama sampai yang keempat habis itu dibagi dengan 4. Pasti hasilnya 80. Lalu, gimana sih cara mengetahui kalau nilai ulangan yang keempat itu harus mendapat 80?</span></p>
<p style="text-align: justify;"><span style="color: #000000;">Dalam matematika ada sebuah konsep namanya pertidaksamaan. Nah, dalam artikel ini kita akan mempelajari pengertian dan cara penyelesaian pertidaksamaan ya Squad. Ada 6 macam pertidaksamaan yang akan kita pelajari. Apa saja itu? Ada pertidaksamaan linier, pertidaksamaan kuadrat, pertidaksamaan pangkat tinggi, pertidaksamaan pecahan, pertidaksamaan bentuk akar, dan pertidaksamaan mutlak.</span></p>
<p style="text-align: justify;"> </p>
<h2 style="text-align: justify; font-size: 20px;"><span style="color: #0000ff;"><strong>1. Pertidaksamaan Linear</strong></span></h2>
<p style="text-align: justify;"><span style="color: #000000;"><strong>Pertidaksamaan linear </strong>adalah <strong>kalimat</strong> yang mengandung <strong>tanda < (kurang dari) , > (lebih dari) , ≤ (kurang dari sama dengan) , dan ≥ (lebih dari sama dengan)</strong>.</span></p>
<p style="text-align: justify;"><span style="color: #000000;">Ada beberapa bentuk dari pertidaksamaan linear, seperti:</span></p>
<div><span style="color: #000000;"><img decoding="async" src="https://lh6.googleusercontent.com/HKHMcNd-jxA996vV4H9yStU-mxIFchq7U6HUVJ1DRdEYEU3zPefNSA00RYhS-14aKmL2dgjKqfbWU47anTVPDsAjbdjhBP1hDVxc3Cn0fTlCVnXs1X07mbNip71AqLMCOPRo2YZI" alt="bentuk-bentuk pertidaksamaan linear" width="600" style="width: 600px; display: block; margin: 0px auto;"></span></div>
<p style="text-align: justify;"><span style="color: #000000;">Agar lebih mudah di pahami, berikut contohnya dalam bentuk garis bilangan ya Squad.</span></p>
<div><span style="color: #000000;"><img decoding="async" src="https://lh6.googleusercontent.com/qWrHLblAmEFUNO_OvWID45vuqrQBHa06LtTBHVk9VYR01OXmzY2NPaK8rlfE6mrIlNXHctc5KY4BMtLEx356yfPs--K-9u9PS0Y3r-tP7n_jij1b_BMoNBH8LbfVmQmJLhF2iR2J" alt="pertidaksamaan dalam bentuk garis bilangan" width="600" style="width: 600px; display: block; margin: 0px auto;"></span></div>
<p style="text-align: justify;"><span style="color: #000000;">Lalu bagaimana sih penyelesaian pertidaksamaan linear itu? Penyelesaiannya dapat dipahami dengan nilai-nilai atau bilangan-bilangan yang membuat kalimatnya bernilai benar. Contohnya seperti ini.</span></p>
<p style="text-align: justify;"><span style="color: #0000ff;"><em><strong>x – 3 < 8</strong> (dibaca: x min 3 kurang dari 8)</em></span></p>
<p style="text-align: justify;"><span style="color: #0000ff;"><em>atau</em></span></p>
<p style="text-align: justify;"><span style="color: #0000ff;"><em><strong>3x – 4 > 2x + 5</strong> (dibaca: 3x min 4 lebih dari 2x plus 5)</em></span></p>
<p style="text-align: justify;"> </p>
<h2 style="text-align: justify; font-size: 20px;"><span style="color: #0000ff;"><strong>2. Pertidaksamaan Kuadrat</strong></span></h2>
<p style="text-align: justify;"><span style="color: #000000;"><strong>Pertidaksamaan kuadrat</strong> <strong>sama</strong> dengan <strong>pertidaksamaan linear</strong> yakni <strong>bentuk “penghubung”</strong> antara <strong>ruas kanan dan kiri</strong> adalah <strong>tanda pertidaksamaan</strong> seperti kurang dari (<), kurang dari sama dengan (<u><</u>), lebih dari (>) dan lebih dari sama dengan (<u>></u>). Tapi ada bedanya nih Squad. <strong>Bentuk fungsi yang dioperasikan berupa fungsi kuadrat dengan pangkat tertinggi yang dimiliki adalah pangkat dua</strong>.</span></p>
<div><span style="color: #000000;"><img decoding="async" src="https://lh6.googleusercontent.com/V0uX_aKFPxsIyK31E3OgZxnzaPme7VPwK2gQ9vpiPRFUaA_r6GshP73VyfeOBhHYjHQny_x9_G1aMcWCx4Xn-YtD6EeF2nWFjzeH9qkkgUk1kccLuW8AcfEqZjNT8Jn4JpfqkBkQ" alt="bentuk umum pertidaksamaan kuadrat" width="600" style="width: 600px; display: block; margin: 0px auto;"></span></div>
<p style="text-align: justify;"><span style="background-color: transparent;">Sekarang kita pelajari yuk cara penyelesaiannya. Begini Squad, ada beberapa poin penting untuk menyelesaikan pertidaksamaan kuadrat. Apa saja ya?</span></p>
<p style="text-align: justify;"><span style="color: #0000ff;"><em>a. Kumpulin dulu semua suku ke dalam satu ruas, semisal ruas kiri. Nah, jadinya nggak ada suku atau pada ruas kanan kan, alias nol.</em></span></p>
<p style="text-align: justify;"><span style="color: #0000ff;"><em>b. Selanjutnya, selesaikan bentuk kuadrat dengan cara memfaktorkan bentuk tersebut untuk mencari nilai yang memenuhi. Kenapa? Hal ini dilakukan supaya lebih mudah dapat diasumsikan tanda pertidaksamaan sebagai tanda sama dengan.</em></span></p>
<p style="text-align: justify;"><span style="color: #0000ff;"><em>c. Bentuk himpunan penyelesaian diperoleh dengan menampilkan nilai pada garis bilangan. Nilai ini akan menjadi pembatas pada interval yang nantinya menjadi himpunan penyelesaian.</em></span></p>
<p style="text-align: justify;"><strong><span style="color: #000000;">Baca Juga: <a href="/penggabungan-dua-fungsi-menggunakan-fungsi-komposisi" rel="noopener" target="_blank">Penggabungan Dua Fungsi Menggunakan Fungsi Komposisi</a></span></strong></p>
<p style="text-align: justify;"><span style="color: #000000;"> </span></p>
<h2 style="text-align: justify; font-size: 20px;"><span style="color: #0000ff;"><strong>3. Pertidaksamaan Pangkat Tinggi</strong></span></h2>
<p style="text-align: justify;"><span style="color: #000000;">Lanjut ke pertidaksamaan yang ketiga yakni pertidaksamaan pangkat tinggi. Pangkat tinggi disini bukan pangkat dalam kemiliteran lho ya seperti mayor, kapten, letnan, dan jendral. <strong>Pertidaksamaan Pangkat Tinggi</strong> adalah <strong>pertidaksamaan dengan derajat lebih dari dua</strong>. <strong>bentuk “penghubung”</strong> antara <strong>ruas kanan dan kiri</strong> sama seperti <strong>pertidaksamaan linear dan pertidaksamaan kuadrat</strong> yakni kurang dari (<), kurang dari sama dengan (<u><</u>), lebih dari (>) dan lebih dari sama dengan (<u>></u>).</span></p>
<div><span style="color: #000000;"><img decoding="async" src="https://lh5.googleusercontent.com/6hwisn-HzpuB0NuNntGLEHHic-LnhNA4YHqSAMVNfIJGKcQMYEiZS9xoX1rTcP-cNFyNe0R-RfPB3P-gH5Rn1EzgMnvW5ipgnw9YMNQnc7U7ny38w7APY6G6l7pzxYJFibhHUBGb" alt="bentuk umum persamaan kuadrat tinggi" width="600" style="width: 600px; display: block; margin: 0px auto;"></span></div>
<p style="text-align: justify;"><span style="color: #000000;"> </span></p>
<p style="text-align: justify;"><span style="color: #000000;"> </span><span style="background-color: transparent;">Langkah-langkah penyelesaian pertidaksamaan pangkat tinggi yakni:</span></p>
<p style="text-align: justify;"><em><span style="color: #0000ff;">a. Sama halnya dengan pertidaksamaan kuadrat, kita harus memindahkan semua suku ke dalam satu ruas semisal ruas kiri sehingga tidak tersisa suku atau bersisa nol pada ruas kanan.</span></em></p>
<p style="text-align: justify;"><em><span style="color: #0000ff;">b. Memfaktorkan bentuk tersebut ke bentuk dengan derajat lebih rendah, karena bentuk dengan derajat yang lebih rendah akan membantu penyelesaian dalam mencari nilai.</span></em></p>
<p style="text-align: justify;"><em><span style="color: #0000ff;">c. Nilai yang sudah diketahui, disusun pada pada garis bilangan. Sama halnya dengan bentuk garis bilangan pada umumnya, kita harus menentukan tanda pada masing-masing daerah.</span></em></p>
<p style="text-align: justify;"><span style="color: #000000;">Squad, masih ada tiga pertidaksamaan lagi nih. Masih sanggup kan? Semangat ya semangat. Artikel ini baru membahas tiga pertidaksamaan dari enam pertidaksamaan. Nah, di artikel <a href="/pengertian-dan-cara-penyelesaian-pertidaksamaan-bagian-2" rel="noopener" target="_blank"><strong>pengertian dan cara penyelesaian pertidaksamaan bagian 2</strong></a>, akan membahas pertidaksamaan pecahan, pertidaksamaan bentuk akar, dan pertidaksamaan mutlak.</span></p>
<p style="text-align: justify;"><span style="color: #000000;">Kalau kamu masih kurang paham dengan penjelasan di artikel ini, kamu bisa tonton langsung penjelasannya di video ruangbelajar. Ada video pembelajaran dengan animasi-animasi yang keren menjelaskan tentang pertidaksamaan lho. Kamu juga bisa asah kemampuan kamu dengan menjawab soal latihannya. Daftar sekarang yuk di <a href="http://bit.ly/rg_app" rel="noopener" target="_blank"><strong>ruangbelajar</strong></a>!</span></p>
<p style="text-align: center;"><span style="color: #000000;"><a href="https://link.ruangguru.com/blPk/eaff0eb9" target="_blank" style="text-align: center;" class="rg-cta" rel="noopener"><img fetchpriority="high" decoding="async" src="https://cdn-web.ruangguru.com/landing-pages/assets/cta/0ec4a2df-db2e-4ae1-8473-692756dcb684.jpeg" width="822" height="200" alt="IDN CTA Blog ruangbelajar Ruangguru" /></a></span></p>
<p><strong>Sumber Referensi </strong></p>
<p>Kenginan M. (2018) Buku Teks Pendamping Matematika untuk Siswa SMA-MA/SMK-MAK Kelas X. Bandung:Srikandi Empat Widya Utama</p>
<p> </p>
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<p><em>Artikel diperbarui 21 Januari 2021</em></p>
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<picture>
<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>