Open the site: image into PNG . Drag and drop image files to merge them online. Or just use a code sample in JavaScript with a few lines of code. Install Aspose.Words for Node.js via .NET. Add a library reference (import the library) to your JavaScript project. Open the source image file in JavaScript. Combine image files in a few seconds. Call the appendDocument() method, passing an output filename with required extension. Get the result of merging image as a single file.

Why merge image together in JavaScript?

Merging a group of image into one allows you to handle materials more effectively.

What output file formats can I use to combine image files?

We support a variety of output file formats for image merging, including PDF, DOCX, DOC, HTML, RTF, Markdown, XML, ODT, JPG, PNG, TIFF, TXT and many more.

What is the maximum image size supported by Aspose.Words for Node.js via .NET?

There are no size limits to merge image files using Aspose.Words for Node.js via .NET.

Merge Image Javascript

Convert images in JavaScript

JavaScript library allows Node.js via .NET developers to convert images easily. Image conversion engine analyses the original content, then exports the combined graphical content to the required format.

Image conversion may be tricky, unless you have a professional tool to do the job. Use JavaScript to convert images with maximum flexibility and speed. Run online live demo and check the highest image quality right in a browser. Image Conversion API supports a bunch of useful options.

Merge images in JavaScript

Enhance image format capabilities with Aspose.Words for Node.js via .NET. This is a simple way to combine images with JavaScript library that handles all low-level details.

Merge images and save the result as a single file. If you develop code in JavaScript, this will be simpler than it sounds. See JavaScript example that iterates through images and combines them:

Code example in JavaScript to merge PNG files

Input files

Upload a file you want to merge

Run code

Upload a file you want to merge

Output format

Select the target format from the list

npm install @aspose/words

Copy

const aw = require('@aspose/words');

var fileNames = [ "Input1.png", "Input2.png" ]

var doc = new aw.Document()
var builder = new aw.DocumentBuilder(doc)

shapes = fileNames.map(fileName => builder.insertImage(fileName))

// Calculate the maximum width and height and update page settings 
// to crop the document to fit the size of the pictures.
pageSetup = builder.pageSetup
pageSetup.pageWidth = Math.max(...shapes.map(shape => shape.width));
pageSetup.pageHeight = shapes.reduce((sum, shape) => sum + shape.height, 0);
pageSetup.topMargin = 0
pageSetup.leftMargin = 0
pageSetup.bottomMargin = 0
pageSetup.rightMargin = 0

doc.save("Output.png")

			

					Run code
				

You may freely copy this code and use it in any applicable purpose

How to merge image

Install Aspose.Words for Node.js via .NET.
Add a library reference (import the library) to your JavaScript project.
Open the source image file in JavaScript.
Combine image files in a few seconds.
Call the appendDocument() method, passing an output filename with required extension.
Get the result of merging image as a single file.

JavaScript library to merge image files

We host our Node.js via .Net packages in NPM repositories. Please follow the step-by-step instructions on how to install "Aspose.Words for Node.js via .NET" to your developer environment.