In Php, how to get float value from a mixed string?

Question

I got a string like:

$str = \"CASH55.35inMyPocket\";

I want to get 55.35 only.

I tried:

$str = flo         


        

Answer 1

function extract_numbers($string)
{
preg_match_all('/([\d]+)/', $string, $match);
return $match[0];
}