concrete/src/File/Type/Inspector/FlvInspector.php
private function parseDouble($data)
    {
        if (!isset($data[7])) {
            throw new UnexpectedValueException();
        }
        $unpacked = unpack('E', $data);

        return array_shift($unpacked);
    }
private function parseDouble($data)
    {
        if (!isset($data[7])) {
            throw new UnexpectedValueException();
        }
        $unpacked = unpack('E', $data);

        return array_shift($unpacked);
    }
private function parseDouble ( $ data ) { if ( ! isset ( $ data [ 7 ] ) ) { throw new UnexpectedValueException ( ) ; } $ unpacked = unpack ( 'E' , $ data ) ; return array_shift ( $ unpacked ) ; }
IEEE 754.

@param string $data

@throws UnexpectedValueException

@return float
IEEE 754 .