fpow
PHP function
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(PHP 8 >= 8.4.0)
Raise one number to the power of another, according to IEEE 754
Description
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.
Parameters
numThe base to use.
exponentThe exponent.
Return Values
Returns a float corresponding to $num$exponent.
Examples
fpow() example
php
<?php
var_dump(fpow(10, 2));
var_dump(fpow(0, -3));
var_dump(fpow(-1, 5.5));
?>The above example will output:
output
float(100)
float(INF)
float(NAN)