How to sort an array of associative arrays by value of a given key in PHP?

Question

Given this array:

$inventory = array(

   array(\"type\"=>\"fruit\", \"price\"=>3.50),
   array(\"type\"=>\"milk\", \"price\"=>2.90),
   array(\"         


        

Answer 1

try this:

$prices = array_column($inventory, 'price');
array_multisort($prices, SORT_DESC, $inventory);
print_r($inventory);