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

You can use usort with anonymous function, e.g.

usort($inventory, function ($a, $b) { return strnatcmp($a['price'], $b['price']); });