PHP 5.4.36 Released

gmp_popcount

(PHP 4 >= 4.0.4, PHP 5)

gmp_popcountPopulation count

Açıklama

int gmp_popcount ( GMP $a )

Get the population count.

Değiştirgeler

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.

Dönen Değerler

The population count of a, as an integer.

Örnekler

Örnek 1 gmp_popcount() example

<?php
$pop1 
gmp_init("10000101"2); // 3 1's
echo gmp_popcount($pop1) . "\n";
$pop2 gmp_init("11111110"2); // 7 1's
echo gmp_popcount($pop2) . "\n";
?>

Yukarıdaki örneğin çıktısı:

3
7

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