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gmp_random_bits

(PHP 5 >= 5.6.3, PHP 7)

gmp_random_bitsRandom number

Beschreibung

gmp_random_bits ( int $bits ) : GMP

Generate a random number. The number will be between 0 and (2 ** bits) - 1.

bits must greater than 0, and the maximum value is restricted by available memory.

Parameter-Liste

bits

The number of bits.

R├╝ckgabewerte

A random GMP number.

Beispiele

Beispiel #1 gmp_random_bits() example

<?php
$rand1 
gmp_random_bits(3); // random number from 0 to 7
$rand2 gmp_random_bits(5); // random number from 0 to 31

echo gmp_strval($rand1) . "\n";
echo 
gmp_strval($rand2) . "\n";
?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

3
15

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