Reference for package '#rtl'

SizeOf

Return size of a variable or type.

Declaration

Source position: system.fpd line 65

  function SizeOf(X: TAnyType) : LongInt;

Description

SizeOf returns the size, in bytes, of any variable or type-identifier.

Remark

This isn't really a RTL function. Its result is calculated at compile-time, and hard-coded in the executable. !!!

Errors

None.

See also

Name Description
Addr Return address of a variable

Example

Program Example63;
{ Program to demonstrate the SizeOf function. }
Var
  I : Longint;
  S : String [10];
begin
  Writeln (SizeOf(I));  { Prints 4  }
  Writeln (SizeOf(S));  { Prints 11 }
end.