Pop\Form\Form::setFields PHP Method

    public function setFields(array $fields)
    {
        $keys = array_keys($fields);
        if (is_numeric($keys[0])) {
            foreach ($fields as $field) {
                foreach ($field as $name => $value) {
                    $field[$name]['name'] = $name;
                    $this->fields[$name] = isset($value['value']) ? $value['value'] : null;
                    if ($field[$name]['type'] == 'file') {
                        $this->hasFile = true;
                    }
                }
            }
        } else {
            foreach ($fields as $name => $value) {
                $fields[$name]['name'] = $name;
                $this->fields[$name] = isset($value['value']) ? $value['value'] : null;
                if ($fields[$name]['type'] == 'file') {
                    $this->hasFile = true;
                }
            }
        }
        $this->initFieldsValues = count($this->initFieldsValues) > 0 ? array_merge($this->initFieldsValues, $fields) : $fields;
        return $this;
    }