gmp_sub
(PHP 4 >= 4.0.4, PHP 5)
gmp_sub -- Subtract numbers
Description
resource
gmp_sub
( resource a, resource b )
Subtracts
b
from
a
and returns the result.
例子 1.
gmp_sub()
example
<?php
$sub
=
gmp_sub
(
"281474976710656"
,
"4294967296"
);
// 2^48 - 2^32
echo
gmp_strval
(
$sub
) .
"\n"
;
?>
|
The printout of the above program will be:
|