(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)
gmp_sub — Subtract numbers
Subtracts
num2
from
num1
and returns the result.
num1
The number being subtracted from.
A
GMP
object, an
int
,
or a
string
that can be interpreted as a number following the same logic
as if the string was used in
gmp_init()
with automatic
base detection (i.e. when
base
is equal to 0).
num2
The number subtracted from
num1
.
A
GMP
object, an
int
,
or a
string
that can be interpreted as a number following the same logic
as if the string was used in
gmp_init()
with automatic
base detection (i.e. when
base
is equal to 0).
A GMP object.
Example #1 gmp_sub() example
<?php
$sub
=
gmp_sub
(
"281474976710656"
,
"4294967296"
);
// 2^48 - 2^32
echo
gmp_strval
(
$sub
) .
"\n"
;
?>
The above example will output:
281470681743360