Script to extract packages names from a composer.lock file when the composer.json is missing

extract-packages-from-composer-lock.php

<?php

$composerLock = json_decode(file_get_contents('composer.lock'), true);

$packages = $composerLock['packages'];
$packagesList = [];

foreach ($packages as $package) {
    $packageName = $package['name'];
    $packagesList[] = $packageName;
}

print_r($packagesList);