core-bundle/src/Picker/PagePickerProvider.php
public function getDcaAttributes(PickerConfig $config): array
    {
        $value = $config->getValue();
        $attributes = ['fieldType' => 'radio'];

        if ('page' === $config->getContext()) {
            if ($fieldType = $config->getExtra('fieldType')) {
                $attributes['fieldType'] = $fieldType;
            }

            if ($source = $config->getExtra('source')) {
                $attributes['preserveRecord'] = $source;
            }

            if (\is_array($rootNodes = $config->getExtra('rootNodes'))) {
                $attributes['rootNodes'] = $rootNodes;
            }

            if ($value) {
                $intval = static function ($val) {
                    return (int) $val;
                };

                $attributes['value'] = array_map($intval, explode(',', $value));
            }

            return $attributes;
        }

        if ($value && false !== strpos($value, '{{link_url::')) {
            $attributes['value'] = str_replace(['{{link_url::', '}}'], '', $value);
        }

        return $attributes;
    }
public function getDcaAttributes(PickerConfig $config): array
    {
        $value = $config->getValue();
        $attributes = ['fieldType' => 'radio'];

        if ('page' === $config->getContext()) {
            if ($fieldType = $config->getExtra('fieldType')) {
                $attributes['fieldType'] = $fieldType;
            }

            if ($source = $config->getExtra('source')) {
                $attributes['preserveRecord'] = $source;
            }

            if (\is_array($rootNodes = $config->getExtra('rootNodes'))) {
                $attributes['rootNodes'] = $rootNodes;
            }

            if ($value) {
                $intval = static function ($val) {
                    return (int) $val;
                };

                $attributes['value'] = array_map($intval, explode(',', $value));
            }

            return $attributes;
        }

        if ($value && false !== strpos($value, '{{link_url::')) {
            $attributes['value'] = str_replace(['{{link_url::', '}}'], '', $value);
        }

        return $attributes;
    }
{@inheritdoc}