(PHP 8 >= 8.4.0)
fpow — Raise one number to the power of another, according to IEEE 754
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.
num
exponent
Returns a float corresponding to
$num$exponent
.
Ejemplo #1 fpow() example
<?php
var_dump(fpow(10, 2));
var_dump(fpow(0, -3));
var_dump(fpow(-1, 5.5));
?>
El resultado del ejemplo sería:
float(100) float(INF) float(NAN)