for testing and deploying your application
for finding and fixing issues
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<?php
namespace Kjonski\HowToBundle\DependencyInjection;
use Symfony\Component\Config\Definition\Builder\TreeBuilder;
use Symfony\Component\Config\Definition\ConfigurationInterface;
class Configuration implements ConfigurationInterface
{
const ROOT_NAME = 'kjonski_how_to';
const NODE_TEST = 'test_node';
public function getConfigTreeBuilder(): TreeBuilder
$treeBuilder = new TreeBuilder();
$rootNode = $treeBuilder->root(self::ROOT_NAME);
$rootNode
->children()
->scalarNode(self::NODE_TEST)->defaultValue('test_node_value')->end()
->end();
return $treeBuilder;
}