CrEOF\Spatial\PHP\Types\AbstractGeometry::toStringMultiLineString PHP Method

    private function toStringMultiLineString(array $multiLineString)
    {
        $strings = null;
        foreach ($multiLineString as $lineString) {
            $strings[] = '(' . $this->toStringLineString($lineString) . ')';
        }
        return implode(',', $strings);
    }