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files >> /home/kckglobal/www/portal/vendor/azjezz/psl/src/Psl/Env/get_var.php
<?php declare(strict_types=1); namespace Psl\Env; use Psl; use function getenv; use function str_contains; /** * Fetches the environment variable $key from the current process. * * @param non-empty-string $key * * @throws Psl\Exception\InvariantViolationException If $key contains an ASCII equals sign `=`, or the NUL character `\0`. */ function get_var(string $key): ?string { if (str_contains($key, '=') || str_contains($key, "\0")) { Psl\invariant_violation('Invalid environment variable key provided.'); } $value = getenv($key); return false === $value ? null : $value; }
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