Bridge/Symfony/Serializer/Normalizer/CustomerGroupNormalizer.php
public function normalize($group, $format = null, array $context = [])
    {
        if ($format === 'csv' && $this->contextHasGroup('TableExport', $context)) {
            return (string)$group;
        }

        return parent::normalize($group, $format, $context);
    }
public function normalize($group, $format = null, array $context = [])
    {
        if ($format === 'csv' && $this->contextHasGroup('TableExport', $context)) {
            return (string)$group;
        }

        return parent::normalize($group, $format, $context);
    }
public function normalize ( $ group , $ format = null , array $ context = [ ] ) { if ( $ format === 'csv' && $ this -> contextHasGroup ( 'TableExport' , $ context ) ) { return ( string ) $ group ; } return parent :: normalize ( $ group , $ format , $ context ) ; }
@inheritdoc

@param CustomerGroupInterface $group
@inheritdoc