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exp
Calculates the exponent of e
(PHP 4, PHP 5)
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.
Examples
Example 1146. exp() example
<?php
echo exp(12) . "\n";
echo exp(5.7);
?>The above example will output:
1.6275E+005
298.87