(PHP 4 >= 4.0.4, PHP 5)
Computes the inverse of a modulo b. Returns FALSE if an inverse does not exist.
例子 1. gmp_invert() example
<?phpecho gmp_invert("5", "10"); // no inverse, outputs nothing, result is FALSE$invert = gmp_invert("5", "11");echo gmp_strval($invert) . "\n";?>
The printout of the above program will be:
9