Documentation – Overview

Javascript-Cpp: Supported File Formats

Sat, 05 Jun 2021 00:00:00 +0000

The following table indicates the file formats that Aspose.PDF for JavaScript via C++ can load and Save.

Format	Description	Load	Save	Remarks
PDF	Portable Document Format
PDF/A	PDF/A Versions
EPUB	Ebook file format
TeX	LaTex typesetting file format
SVG	Scalable Vector Graphics (An XML-based vector image format)
SVGZ	SVGZ File Format
XPS	XPS Documents
XLSX	Saves the document in the Microsoft Excel 2007 format
PPTX	Saves the document in the Microsoft PowerPoint Presentations format
DOC	Saves the document in the Microsoft Word format
DOCX	Saves the document in the Microsoft Word format
JPEG	Saves the document in JPEG Format
PNG	Saves the document in PNG Format
BMP	Saves the document in BMP Format
TIFF	Saves the document as Single or Multi-Page TIFF Image
Grayscale	Saves the document as Grayscale
Text	Save the document int Text Format
DICOM	Saves the document as DICOM Image
CSV	Saves the document as CSV

Javascript-Cpp: Key Features of Aspose.PDF for JavaScript

Tue, 13 Dec 2022 00:00:00 +0000

General Features

Aspose.PDF for JavaScript via C++ is built on the use of WebAssembly technology and is based on Aspose.PDF for .NET
Set, Get, and Remove PDF File Information
Delete Bookmarks
Delete Annotations
Delete JavaScripts
Extract a text from PDF
Optimize PDF document
Optimize resources
Split PDF to two files
Merge two files to PDF
Repair PDF

Supported PDF versions

Aspose.PDF for JavaScript supports PDF versions 1.2, 1.3, 1.4, 1.5, 1.6 and 1.7.

Fonts

14 core fonts.
PostScript Type1 fonts.
TrueType fonts.
Type 3 fonts.
Font information embedding into PDF
CJK fonts.
Unicode support

Text

Extract a text from PDF

Conversion

Convert a PDF-file to Doc
Convert a PDF-file to DOCX
Convert a PDF-file to PptX
Convert a PDF-file to EPUB
Convert a PDF-file to XLsX
Convert a PDF-file to Grayscale
Convert a PDF-file to TxT
Convert a PDF-file to TEX
Convert a PDF-file to CSV
Convert a PDF-file to PDF/A
Convert a PDF/A-file to PDF
Convert PDF to image formats

Images

Add image in PDF file
Delete images from PDF
PDF to JPEG conversion
PDF to PNG conversion
PDF to Tiff conversion
PDF to BMP conversion
PDF to SVG conversion
PDF to SVG(Zip) conversion

Stamp

Add a stamp to PDF

Hyperlink & Attachments Features

Toolkit allows adding:

Remove attachments from PDF
Hyperlink shortcuts to other pages within a PDF document
Hyperlinks to pages in other PDF documents
Hyperlinks to non-PDF files
Hyperlinks to web locations.

Along with hyperlink creation, you also get the capabilities to extract hyperlinks from a PDF document

PDF Security Features

API offers 40-bit or 128-bit encryption. One can also set user and master passwords for more security. Content manipulation in files like copying content, printing, degraded printing, annotation modification, form field completion as well as PDF file assembly can all be restricted by using this library.

Encrypt PDF file
Decrypt PDF file
Change password
Sign PDF

Javascript-Cpp: System Requirements of Aspose.PDF for JavaScript

Tue, 13 Dec 2022 00:00:00 +0000

Overview

To produce PDF documents, the machine to run Aspose.PDF for JavaScript doesn’t need to have Adobe Acrobat installed as Aspose.PDF for JavaScript itself is a PDF document creation engine. However in order to view PDF documents produced by Aspose.PDF for JavaScript the machine does need at least an Adobe Acrobat Reader. It can be downloaded for free.

Supported Operating Systems

Use Web-server or get an installer from the Python homepage (for run local web-server). Aspose.PDF for JavaScript via C++ support the modern web browsers:

Chrome
Edge
Firefox
WebKit/Safari

Javascript-Cpp: Install Aspose.PDF for JavaScript via C++

Tue, 13 Dec 2022 00:00:00 +0000

Installation

Aspose.PDF for JavaScript via C++ is a easy and secure toolkit used to work with PDF directly in the web browser.

To install and use Aspose.PDF for JavaScript via C++ from a -*ZIP archive, follow the following instructions:

extract the files from the ZIP archive
encrypt your *.lic file using ’encrypt_lic.html'
edit ‘settings.json’ and setup your settings.

Follow the link for Direct Download

To install and use Aspose.PDF for JavaScript via C++ from NPMJS, follow the following instructions:

npm i aspose-pdf-js

To install and use Aspose.PDF for JavaScript via C++ from GITHUB, follow the following instructions:

npm install git+https://github.com/aspose-pdf/Aspose.PDF-for-JavaScript-via-CPP

If there is no web server installed you can run the examples locally, using Python. So, if you are using Linux or Mac OS X, everything is ready on your system. If you are a Windows user, you can download the installation file from the Python home page:

go to python.org
in the download section, select the link to Python “3.xxx”
at the bottom of the page, select the Windows x86 executable installer and download it
after downloading the file, run it
on the first page of the installer, select the “Add Python 3.xxx to PATH” check box
click Install, and then click Close when the installation ends.
then go to the directory where to open the ZIP archive
run in the console ‘python -m http.server 8080’
then we open the browser and follow the link: ‘http://localhost:8080/example.html’

Javascript-Cpp: License for Aspose.PDF for JavaScript via C++

Tue, 13 Dec 2022 00:00:00 +0000

Classic license

Protect your license

Aspose.PDF for JavaScript provided a mechanism to protect your license against theft. Your license must be encrypted before use. To do this, you need to use the “encrypt_lic.html” utility. Click the button and select your license file. Once encryption is complete, you will receive the message “Encrypt OK: aspose.enc”. By clicking the link “Click here to download the file aspose.enc” you will download the encrypted license file (aspose.enc). Use it with"Aspose.PDF for JavaScript via C++".

Limitation of an evaluation version

We want our customers to have the possibility to test our components thoroughly before buying. You can do that with the evaluation version allows you to use it as you would normally.

PDF created with an evaluation watermark. The evaluation version of Aspose.PDF for JavaScript via C++ provides full product functionality, but all the pages in the generated PDF documents are watermarked with “Evaluation Only. Created with Aspose.PDF. Copyright 2002-2023 Aspose Pty Ltd.” at the top.
The limit of the number of collection items that can be processed. In the evaluation version from any collection, you can process only four elements (for example, only 4 pages, 4 form fields, etc.).

Purchasing license

About purchasing license on the Aspose.PDF for JavaScript via C++ page.

Javascript-Cpp: Aspose.PDF for JavaScript Support

Tue, 13 Dec 2022 00:00:00 +0000

Aspose.PDF allows you to use free technical support for all its products. If you have questions about Aspose.PDF, check the next article:

The most popular source of support is Aspose.Forums. In the Aspose.PDF forum section, you can ask your question and get an answer as soon as possible.
You should know, that Aspose does not provide technical support over the phone. You can call is only available for sales and purchase questions.
Please remember, that we have time zone differences, this may affect the speed of responses to you.

If you need help with an issue with Aspose.PDF, follow the next reccomendations to make sure it is resolved in the most efficient way:

Firstly, check that you use the latest Aspose.PDF version before reporting the issue, see Aspose.PDF for JavaScript Downloads to find out about the latest version.
Perhaps the solution to your problem has already been discussed and has a solution, for this, study the forum and documentation, check API Reference before reporting the issue.
When you form your question, please include the original document and possibly a fragment of your code that causes the problem. You can zip these files into one document if there are several.
Don’t worry, only you and the developers of Aspose have access to the sticky files.

Documentation – Overview

Javascript-Cpp: Supported File Formats

Javascript-Cpp: Key Features of Aspose.PDF for JavaScript

General Features

Supported PDF versions

Fonts

Text

Conversion

Images

Page

Stamp

Hyperlink & Attachments Features

PDF Security Features

Javascript-Cpp: System Requirements of Aspose.PDF for JavaScript

Overview

Supported Operating Systems

Javascript-Cpp: Install Aspose.PDF for JavaScript via C++

Installation

Javascript-Cpp: License for Aspose.PDF for JavaScript via C++

Classic license

Protect your license

Limitation of an evaluation version

Purchasing license

Javascript-Cpp: Aspose.PDF for JavaScript Support