Online PHP editor | refs for o336l

@ 2019-04-04T20:40:03Z

<?php

$array = ["2019 Honda Civic" => "Sedan", 
         "Maruti Suzuki Baleno" => "Hatchback",  
         "Rolls-Royce Phantom" => "Sedan"];
$result = [];
foreach ($array as $k=>$v) {
    if (!isset($result[$v]))
        $result[$v] = [$k];
    else 
        $result[$v][] = $k;
}
print_r($result);