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Free PHP Merger Library for Merging PDFs

Free PHP PDF Merging Library that Simplifies the Process of Merging Multiple PDF Files into a Single Document via PHP code.

As the demand for efficient PDF handling and manipulation tools continues to grow in the world of web development, PHP developers are constantly on the lookout for reliable libraries that streamline the process. PDFMerger, crafted by Myo Kyaw Htun, emerges as a powerful solution for merging PDF files seamlessly within PHP applications. With just a few lines of code, software developers can integrate the library into their projects, streamlining the PDF merging process.

The PDFMerger library provides a simple and native API, make it easy for software developers to merge PDF files with just a few lines of PHP code. This simplicity doesn't compromise functionality, making it appropriate for both beginners as well as experienced developers. There are several important features part of the library such as merging of multiple PDF files, controlling the output document's orientation and size, selectively merge specific pages from each input PDF, customizing page margins, robust error handling mechanisms, compatible with Composer and many more.

PDFMerger stands out as a versatile and user-friendly PHP library for PDF merging, offering a wide range of features that cater to the diverse needs of developers. Its simplicity, combined with advanced customization options, makes it an ideal choice for projects requiring efficient PDF manipulation capabilities in PHP. If you're seeking a reliable solution for merging PDF files, PDFMerger is definitely worth exploring.

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Getting Started with PDFMerger

The easiest way to install the PDFMerger library is via Composer. Please use the following command for a smooth installation.

Install PDFMerger via Composer

// add the following code to your json file

    "require": {
        "myokyawhtun/pdfmerger": "^2.0"

// Run the following command to install the PDFMerger library
composer install

Install PDFMerger via Git command

git clone https://github.com/myokyawhtun/PDFMerger.git

Multiple PDF Merging via PHP

The open source PDFMerger has included complete support for loading and merging of multiple PDF files effortlessly inside PHP applications. Software Developers can add as many input PDFs as needed, and the library takes care of combining them into a single, cohesive document. The library doesn't stop at basic merging; it offers several advanced features for developers seeking more control over the merging process. For instance, you can specify the orientation and size of the output document, set page margins, and even selectively merge specific pages from each input PDF. The following example shows how software developers can merge multiple PDF files inside their PHP applications.

How to Merge Multiple PDF Documents via PHP API?

include 'PDFMerger.php';

$pdf = new PDFMerger; // or use $pdf = new \PDFMerger; for Laravel

$pdf->addPDF('samplepdfs/one.pdf', '1, 3, 4');
$pdf->addPDF('samplepdfs/two.pdf', '1-2');
$pdf->addPDF('samplepdfs/three.pdf', 'all');

$pdf->merge('file', 'samplepdfs/TEST2.pdf'); // generate the file

$pdf->merge('download', 'samplepdfs/test.pdf'); // force download

// REPLACE 'file' WITH 'browser', 'download', 'string', or 'file' for output options

Page Margins Customization

The PDFMerger library offers the ability to customize page margins, providing software developers with fine-tuned control over the appearance of the merged PDF. This feature is crucial when aligning the content according to specific design or printing requirements. Morover, Software developers can have control over the output document's orientation and size. This feature is particularly useful when creating merged PDFs with specific layout requirements, ensuring flexibility in catering to diverse project needs.

BetterError Handling

PDFMerger also includes robust error handling to ensure a smooth user experience. It provides clear error messages and exceptions, making it easier for software developers to identify and resolve issues during the merging process. Being an open-source project, the library benefits from community contributions and support. It ensures a smooth onboarding process, thanks to its straightforward integration into PHP projects.