PHP pow() function
Complete PHP Math Reference
Definition and Usage
The pow() function raises the first argument to the power of the second
argument, and returns the result.
Syntax
Parameter |
Description |
x |
Required. Specifies the number to be raised |
y |
Required. The power to which to raise the number |
Example
<?php
echo pow(4,2) . "<br />";
echo pow(6,2) . "<br />";
echo pow(-6,2) . "<br />";
echo pow(-6,-2) . "<br />";
echo pow(-6,5.5);
?>
|
The output of the code above will be:
16
36
36
0.0277777777778
-1.#IND
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Complete PHP Math Reference
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