Result = Single@ ( Pointer AS Pointer )

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

If the memory address is unreadable, a البرهان خاطي (20) error is raised.

Result = Single@ ( String AS String )

Return the Single value stored in the four first characters of String.

If the string does not have at least four characters, either a البرهان خاطي (20) error is raised or an undefined result is returned.