PHP Conference Nagoya 2025

fpow

(PHP 8 >= 8.4.0)

fpowRaise one number to the power of another, according to IEEE 754

Açıklama

fpow(float $num, float $exponent): float

Returns the floating point result of raising num to the power of exponent. If num is zero and exponent is less than zero, then INF is returned.

Bağımsız Değişkenler

num
The base to use.
exponent
The exponent.

Dönen Değerler

Returns a float corresponding to $num$exponent.

Örnekler

Örnek 1 fpow() example

<?php
var_dump
(fpow(10, 2));
var_dump(fpow(0, -3));
var_dump(fpow(-1, 5.5));
?>

Yukarıdaki örneğin çıktısı:

float(100)
float(INF)
float(NAN)

Ayrıca Bakınız

  • Exponentiation operator **
  • pow() - Exponential expression
  • fdiv() - Divides two numbers, according to IEEE 754
  • fmod() - Returns the floating point remainder (modulo) of the division of the arguments
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