FluidTYPO3\Flux\Hooks\ContentIconHookSubscriber::detectFirstFlexTypeFieldInTableFromPossibilities PHP Method

    protected function detectFirstFlexTypeFieldInTableFromPossibilities($table, $fields)
    {
        foreach ($fields as $fieldName) {
            if ('flex' === $GLOBALS['TCA'][$table]['columns'][$fieldName]['config']['type']) {
                return $fieldName;
            }
        }
        return NULL;
    }