Online PHP editor | refs for HGr1o

<?php $vendors[0]["id"] = 12; $vendors[0]["items"] = "asdsdf"; $vendors[1]["id"] = 56; $vendors[1]["items"] = "nfnytyfdhr"; $vendors[2]["id"] = 67; $vendors[2]["items"] = "wertwerf"; $vendors[4]["id"] = 24; $vendors[4]["items"] = "anbvjytsdf"; var_dump(array_columns($vendors, 'id'));