Result = Float@ ( Pointer AS Pointer )

Returns the Float value stored at the memory address specified by Pointer.

If the memory address is unreadable, a 参数无效(20) error is raised.

Result = Float@ ( String AS String )

Return the Float value stored in the eight first characters of String.

If the string does not have at least eight characters, either a 参数无效(20) error is raised or an undefined result is returned.