PHP exp() Function – Compute e Raised to a Given Power
This article explains the PHP exp() function, detailing its signature, parameter description, return value, and providing example code that demonstrates how to calculate e raised to a specified exponent, along with the resulting output.
The exp() function in PHP returns the value of the mathematical constant e raised to the power of a given argument.
Signature: float exp(float $arg)
Parameter: $arg – the exponent to apply to e.
Return value: The result of e arg as a float.
Example:
<?php
echo exp(12);
echo exp(5.7);
?>Output:
1.6275E+005
298.87The article is part of a daily PHP knowledge‑sharing series that encourages readers to follow the account for more tips.
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