pow() function in PHP

Thepow()The function returns the remaining capacity raised to the power of B.

Syntax

pow(a,b)

parameter

• a-base

• b-exponent

returns

Thepow()The function returns the remaining capacity raised to the power of B.

Example

<?php
　　　echo(pow(3,5)  .  "<br>");
?>

Output Result

243<br>

Example

Let's look at another example-

<?php
　　　echo(pow(-4,6)  .  "<br>");
　　　echo(pow(-3,-9)  .  "<br>");
?>

Output Result

4096<br>-5.0805263425291E-5<br>

Example

Let's look at another example-

<?php
　　　echo(pow(-4,-5.3));
?>

Output Result

NAN