Math İşlevleri
PHP Manual

mt_getrandmax

(PHP 4, PHP 5, PHP 7)

mt_getrandmaxShow largest possible random value

Açıklama

int mt_getrandmax ( void )

Returns the maximum value that can be returned by a call to mt_rand().

Dönen Değerler

Returns the maximum random value returned by a call to mt_rand() without arguments, which is the maximum value that can be used for its max parameter without the result being scaled up (and therefore less random).

Örnekler

Örnek 1 Calculate a random floating-point number

<?php
function randomFloat($min 0$max 1) {
    return 
$min mt_rand() / mt_getrandmax() * ($max $min);
}

var_dump(randomFloat());
var_dump(randomFloat(220));
?>

Yukarıdaki örnek şuna benzer bir çıktı üretir:

float(0.91601131712832)
float(16.511210331931)

Ayrıca Bakınız


Math İşlevleri
PHP Manual