lib/IniModifierArray.php
public function save($chmod = null)
    {
        foreach ($this->modifiers as $mod) {
            if ($mod instanceof IniModifierInterface) {
                $mod->save($chmod);
            }
        }
    }
public function save($chmod = null)
    {
        foreach ($this->modifiers as $mod) {
            if ($mod instanceof IniModifierInterface) {
                $mod->save($chmod);
            }
        }
    }
save the ini files.