(PHP 4 >= 4.0.4, PHP 5, PHP 7)
Calculates one's complement
GMP gmp_com ( GMP $a )
Returns the one's complement of a.
Parameters:
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.
Returns:
Returns the one's complement of a, as a GMP number.
Examples:
gmp_com() example
<?php
$com = gmp_com("1234");
echo gmp_strval($com) . "\n";
?>
The above example will output:
-1235
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