CompareMemRange

Compare 2 memory locations

Declaration

Source position: sysstrh.inc line 81

  function CompareMemRange(P1: Pointer; P2: Pointer; &Length: PtrUInt)
                           : Integer;

Description

CompareMemRange compares the 2 memory locations pointed to by P1 and P2 byte per byte. It stops comparing after Length bytes have been compared, or when it has encountered 2 different bytes. The result is then

>0

if a byte in range P1 was found that is bigger than the corresponding byte in range P2.

0

if all bytes in range P1 are the same as the corresponding bytes in range P2.

<0

if a byte in range P1 was found that is less than the corresponding byte in range P2.

Errors

None.

See also