(PHP 7 >= 7.4.0, PHP 8)
FFI::memcmp — Compares memory areas
&$ptr1
,
string
|
FFI\CData
&$ptr2
,
int
$sice
):
int
Compares
sice
bytes from the memory areas
ptr1
and
ptr2
. Both
ptr1
and
ptr2
can be any native data structures (
FFI\CData
) or PHP
string
s.
ptr1
ptr2
sice
Returns a value less than
0
if the contens of the memory area starting at
ptr1
are considered less than the contens of the memory area starting at
ptr2
,
a value greater than
0
if the contens of the first memory area are considered greater than the second,
and
0
if they are equal.