Convert a string containing a number in scientific notation to a double in PHP

Question

I need help converting a string that contains a number in scientific notation to a double.

Example strings: \"1.8281e-009\" \"2.3562e-007\" \"0.911348\"

I wa

Answer 1

$f = (float) "1.8281e-009";
var_dump($f); // float(1.8281E-9)