Google\Cloud\BigQuery\ValueMapper::arrayToParameter PHP Method

    private function arrayToParameter(array $array)
    {
        $type = [];
        $values = [];
        foreach ($array as $value) {
            $param = $this->toParameter($value);
            $type = $param['parameterType'];
            $values[] = $param['parameterValue'];
        }
        return [['type' => self::TYPE_ARRAY, 'arrayType' => $type], ['arrayValues' => $values]];
    }