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gmp_neg

(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)

gmp_negNegate number

Description

gmp_neg(GMP|int|string $num): GMP

Returns the negative value of a number.

Parameters

num

A GMP object, an int or a numeric string.

Return Values

Returns -num, as a GMP number.

Examples

Example #1 gmp_neg() example

<?php
$neg1 
gmp_neg("1");
echo 
gmp_strval($neg1) . "\n";
$neg2 gmp_neg("-1");
echo 
gmp_strval($neg2) . "\n";
?>

The above example will output:

-1
1

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