(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)
gmp_neg — Negate number
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