How can one ensure that all dependencies are properly installed when using html2pdf in PHP?

To ensure that all dependencies are properly installed when using html2pdf in PHP, you can use Composer to manage the dependencies. By including the html2pdf library in your composer.json file and running `composer install`, Composer will automatically download and install all required dependencies for html2pdf.

// Include Composer's autoloader
require 'vendor/autoload.php';

use Spipu\Html2Pdf\Html2Pdf;

// Create a new instance of Html2Pdf
$html2pdf = new Html2Pdf();

// Add your HTML content and generate the PDF
$html2pdf->writeHTML('<h1>Hello World</h1>');
$html2pdf->output('example.pdf');