Is there a comprehensive guide available for installing and using the parallel extension in PHP?

The parallel extension in PHP allows for parallel processing of tasks, improving performance for certain types of applications. A comprehensive guide for installing and using the parallel extension can be found on the official PHP documentation website. This guide includes instructions for installing the extension, as well as examples and best practices for using it in your PHP code.

// Example code for using the parallel extension in PHP
$tasks = [
    function() {
        // Task 1
        sleep(1);
        return 'Task 1 completed';
    },
    function() {
        // Task 2
        sleep(2);
        return 'Task 2 completed';
    }
];

$results = parallel\run($tasks);

foreach ($results as $result) {
    echo $result . PHP_EOL;
}