(no version information, might be only in CVS)
Return next prime number greater than a.
a
This function uses a probabilistic algorithm to identify primes and chances to get a composite number are extremely small.
Przykład 1. gmp_nextprime() example
<?php$prime1 = gmp_nextprime(10); // next prime number greater than 10$prime2 = gmp_nextprime(-1000); // next prime number greater than -1000echo gmp_strval($prime1) . "\n";echo gmp_strval($prime2) . "\n";?>
The printout of the above program is:
11 -997