You should use pow function in php
Example:
<?php
var_dump(pow(2, 8)); // int(256)
echo pow(-1, 20); // 1
echo pow(0, 0); // 1
echo pow(-1, 5.5); // PHP >4.0.6 NAN
echo pow(-1, 5.5); // PHP <=4.0.6 1.#IND
?>
Question
How to write 9.2903e-6
in php?
I have to convert sq-feet to hectares, so I have to write the conversion code.
Where 1 sq-meter = 9.2903e-6
I have to call a function in which I have to write a conversion code.
So, how to write a exponential value in php?
Solution
You should use pow function in php
Example:
<?php
var_dump(pow(2, 8)); // int(256)
echo pow(-1, 20); // 1
echo pow(0, 0); // 1
echo pow(-1, 5.5); // PHP >4.0.6 NAN
echo pow(-1, 5.5); // PHP <=4.0.6 1.#IND
?>