Extract float value from a string containing numbers, letters, and symbols

Question

I want to get the value 146273.0017 from the following string.

(["JPY-XAU,146273.0017"]);

What is the best way to do this?

Answer 1

You can use a regex

$str = '(["JPY-XAU,146273.0017"]);';

preg_match("/,(.*?)\"/", $str, $res);

echo $res[1]; // 146273.0017