FFI::memcmp
Compares memory areas
Description
public static int FFI::memcmp(stringFFI\CData &$ptr1
, stringFFI\CData &$ptr2
, int $size
)
Parameters
-
ptr1
-
The start of one memory area.
-
ptr2
-
The start of another memory area.
-
size
-
The number of bytes to compare.
Return Values
Returns a value less than 0
if the contents of the memory area starting at ptr1
are considered less than the contents of the memory area starting at ptr2
,
a value greater than 0
if the contents of the first memory area are considered greater than the second,
and 0
if they are equal.