Building an Image to PDF Converter using HTML, CSS, and JavaScript
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Building an Image to PDF Converter using HTML, CSS, and JavaScript


Converting images to PDF format is a common requirement in many applications. In this blog post, we will explore how to build an image to PDF converter using HTML, CSS, and JavaScript. We will also provide the source code for reference.

HTML Structure

Let’s start by creating the basic HTML structure for our image to PDF converter:

<!DOCTYPE html><html><head><title>Image to PDF Converter</title><link rel="stylesheet" href="styles.css"></head><body><h1>Image to PDF Converter</h1><input type="file" id="imageInput" accept="image/*" multiple><button id="convertButton">Convert to PDF</button><div id="pdfContainer"></div><script src="script.js"></script></body></html>

CSS Styling

Next, let’s add some CSS styles to make our converter visually appealing:

body {font-family: Arial, sans-serif;margin: 0;padding: 20px;}h1 {text-align: center;}input[type="file"] {display: block;margin: 20px auto;}button {display: block;margin: 0 auto;padding: 10px 20px;background-color: #007bff;color: #fff;border: none;cursor: pointer;}#pdfContainer {margin-top: 20px;text-align: center;}

JavaScript Functionality

Now, let’s add the JavaScript code that handles the conversion process:

const imageInput = document.getElementById('imageInput');const convertButton = document.getElementById('convertButton');const pdfContainer = document.getElementById('pdfContainer');convertButton.addEventListener('click', () => {const images = Array.from(imageInput.files);if (images.length === 0) {alert('Please select at least one image.');return;}const pdf = new jsPDF();images.forEach((image, index) => {const reader = new FileReader();reader.onload = () => {const imageData = reader.result;pdf.addImage(imageData, 'JPEG', 10, 10, 190, 277);if (index === images.length - 1) {'converted.pdf');}};reader.readAsDataURL(image);});pdfContainer.innerHTML = 'Converting...';});

Source Code

You can find the complete source code for the image to PDF converter:


In this blog post, we have learned how to build an image to PDF converter using HTML, CSS, and JavaScript. The converter allows users to select multiple images and convert them into a single PDF file. We have also provided the source code for reference. Feel free to customize and enhance the converter according to your specific requirements.

6 thoughts on “Building an Image to PDF Converter using HTML, CSS, and JavaScript

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