Pointer@
Result = Pointer@ ( Pointer AS Pointer )
Returns the 
Pointer value stored at the memory address specified by 
Pointer.
If the memory address is unreadable, a 
Bad argument (20) error is raised.
Result = Pointer@ ( String AS String )
Returns the 
Pointer value stored in the four (eight on a 64 bits system) first characters of 
String.
If the string does not have at least four (eight on a 64 bits system) characters, either a 
Bad argument (20) error is raised
or an undefined result is returned.
Pointer@ (assignment)
Pointer@ ( Pointer ) = Result
Stores a 
Pointer value at the memory address specified by 
Pointer.
If the memory address is unreadable, a 
Bad argument (20) error is raised.
See also