src/Configuration/ViewConfigPass.php
private function processFieldConfig(array $backendConfig)
    {
        foreach ($backendConfig['entities'] as $entityName => $entityConfig) {
            foreach (['edit', 'list', 'new', 'search', 'show'] as $view) {
                foreach ($entityConfig[$view]['fields'] as $fieldName => $fieldConfig) {
                    if (!isset($fieldConfig['label']) && 'id' === $fieldConfig['property']) {
                        // if the field is called 'id' and doesn't define a custom label, use 'ID' as label to
                        // improve the readability of the label, which is usually related to a primary key
                        $fieldConfig['label'] = 'ID';
                    } elseif (isset($fieldConfig['label']) && false === $fieldConfig['label']) {
                        // if the label is the special value 'false', label must be hidden (use an empty string as the label)
                        $fieldConfig['label'] = '';
                        $fieldConfig['sortable'] = false;
                    } elseif (null === $fieldConfig['label'] && 0 !== strpos($fieldConfig['property'], '_easyadmin_form_design_element_')) {
                        // else, generate the label automatically from its name (except if it's a
                        // special element created to render complex forms)
                        $fieldConfig['label'] = $this->humanize($fieldConfig['property']);
                    }

                    $backendConfig['entities'][$entityName][$view]['fields'][$fieldName] = $fieldConfig;
                }
            }
        }

        return $backendConfig;
    }
private function processFieldConfig(array $backendConfig)
    {
        foreach ($backendConfig['entities'] as $entityName => $entityConfig) {
            foreach (['edit', 'list', 'new', 'search', 'show'] as $view) {
                foreach ($entityConfig[$view]['fields'] as $fieldName => $fieldConfig) {
                    if (!isset($fieldConfig['label']) && 'id' === $fieldConfig['property']) {
                        // if the field is called 'id' and doesn't define a custom label, use 'ID' as label to
                        // improve the readability of the label, which is usually related to a primary key
                        $fieldConfig['label'] = 'ID';
                    } elseif (isset($fieldConfig['label']) && false === $fieldConfig['label']) {
                        // if the label is the special value 'false', label must be hidden (use an empty string as the label)
                        $fieldConfig['label'] = '';
                        $fieldConfig['sortable'] = false;
                    } elseif (null === $fieldConfig['label'] && 0 !== strpos($fieldConfig['property'], '_easyadmin_form_design_element_')) {
                        // else, generate the label automatically from its name (except if it's a
                        // special element created to render complex forms)
                        $fieldConfig['label'] = $this->humanize($fieldConfig['property']);
                    }

                    $backendConfig['entities'][$entityName][$view]['fields'][$fieldName] = $fieldConfig;
                }
            }
        }

        return $backendConfig;
    }
This methods makes some minor tweaks in fields configuration to improve
the user experience.

@param array $backendConfig

@return array