symfony/src/Symfony/Component/Yaml/README.md

Yaml Component

YAML implements most of the YAML 1.2 specification.

use Symfony\Component\Yaml\Yaml;

$array = Yaml::parse($file);

print Yaml::dump($array);

Resources

Unit tests:

https://github.com/symfony/symfony/tree/master/tests/Symfony/Tests/Component/Yaml