Addr
Return address of a variable
Declaration
Source position: system.fpd line 31
function Addr(X: TAnytype) : Pointer;
Description
Addr returns a pointer to its argument, which can be any type, or a function or procedure name. The returned pointer isn't typed. The same result can be obtained by the @ operator, which can return a typed pointer (see the programmer's guide).
Errors
None
See also
Name | Description |
---|---|
SizeOf | Return size of a variable or type. |
Example
Program Example2;
{ Program to demonstrate the Addr function. }
Const Zero : integer = 0;
Var p : pointer;
i : Integer;
begin
p:=Addr(p); { P points to itself }
p:=Addr(I); { P points to I }
p:=Addr(Zero); { P points to 'Zero' }
end.