comparing arrays in php, without caring for the order

Question

I have two arrays, $a and $b here, and need to check if they contain exactly the same elements (independently of the order). I am thinking of using

if (sizeo         


        

Answer 1

The accepted answer fails to account for duplicates. Here is my take

public function sameElements($a, $b)
{
   sort($a);
   sort($b);
   return $a == $b;
}