exp

(PHP 4, PHP 5)

exp — Calculates the exponent of e

Description

float exp ( float $arg )

Returns e raised to the power of arg .

Note: 'e' is the base of the natural system of logarithms, or approximately 2.718282.

Parameters

arg

The argument to process

Return Values

'e' raised to the power of arg

Examples

Example #1 exp() example

<?php
echo exp(12) . "\n";
echo exp(5.7);
?>

The above example will output:

1.6275E+005
298.87

See Also

     

 

 
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