Delicious Bookmark this on Delicious Share on Facebook SlashdotSlashdot It! Digg! Digg



PHP : Function Reference : GMP Functions : gmp_hamdist

gmp_hamdist

Hamming distance (PHP 4 >= 4.0.4, PHP 5)
int gmp_hamdist ( resource a, resource b )

Example 793. gmp_hamdist() example

<?php
$ham1
= gmp_init("1001010011", 2);
$ham2 = gmp_init("1011111100", 2);
echo
gmp_hamdist($ham1, $ham2) . "\n";

/* hamdist is equivilent to: */
echo gmp_popcount(gmp_xor($ham1, $ham2)) . "\n";
?>

The above example will output:

6
6

Change Language


Follow Navioo On Twitter
gmp_abs
gmp_add
gmp_and
gmp_clrbit
gmp_cmp
gmp_com
gmp_div_q
gmp_div_qr
gmp_div_r
gmp_div
gmp_divexact
gmp_fact
gmp_gcd
gmp_gcdext
gmp_hamdist
gmp_init
gmp_intval
gmp_invert
gmp_jacobi
gmp_legendre
gmp_mod
gmp_mul
gmp_neg
gmp_nextprime
gmp_or
gmp_perfect_square
gmp_popcount
gmp_pow
gmp_powm
gmp_prob_prime
gmp_random
gmp_scan0
gmp_scan1
gmp_setbit
gmp_sign
gmp_sqrt
gmp_sqrtrem
gmp_strval
gmp_sub
gmp_testbit
gmp_xor
eXTReMe Tracker