gmp_neg — Negate number
$num
Returns the negative value of a number.
num
A GMP object, an int or a numeric string.
Returns -num, as a GMP number.
Example #1 gmp_neg() example
<?php$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