gmp_sub
(PHP 4 >= 4.0.4, PHP 5, PHP 7)
gmp_sub — Subtract numbers
Параметри
-
a -
The number being subtracted from.
Either a GMP number resource in PHP 5.5 and earlier, a GMP object in PHP 5.6 and later, or a numeric string provided that it is possible to convert the latter to a number.
-
b -
The number subtracted from
a.Either a GMP number resource in PHP 5.5 and earlier, a GMP object in PHP 5.6 and later, or a numeric string provided that it is possible to convert the latter to a number.
Значення, що повертаються
A GMP number resource in PHP 5.5 and earlier, or a GMP object in PHP 5.6 and later.
Приклади
Приклад #1 gmp_sub() example
<?php
$sub = gmp_sub("281474976710656", "4294967296"); // 2^48 - 2^32
echo gmp_strval($sub) . "\n";
?>
Наведений вище приклад виведе:
281470681743360
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