src/ServiceProvider/src/AbstractServiceProvider.php
protected function loadConfigFromFiles(string ...$configFiles)
    {
        foreach ($configFiles as $configFile) {
            $this->config->merge(require $configFile);
        }
    }
protected function loadConfigFromFiles(string ...$configFiles)
    {
        foreach ($configFiles as $configFile) {
            $this->config->merge(require $configFile);
        }
    }
protected function loadConfigFromFiles ( string ... $ configFiles ) { foreach ( $ configFiles as $ configFile ) { $ this -> config -> merge ( require $ configFile ) ; } }
Merges config params from service provider with the global configuration.

@param string[] ...$configFiles
Merges config params from service provider with the global configuration .