Fatal error: Uncaught TypeError: Return value of test() must be of the type string, array returned in /home/swiped/domains/shopables.nl/public_html/index.php:7 Stack trace: #0 /home/swiped/domains/shopables.nl/public_html/index.php(10): test() #1 {main} thrown in /home/swiped/domains/shopables.nl/public_html/index.php on line 7