PHP exp()

Published Jun 23, 2023Updated Jun 9, 2025

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The exp() function returns e raised to the power of x.

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Syntax

exp($x)

$x: Specifies the exponent that e will be raised to.

Codebyte Example

The following codebyte illustrates the use of the exp() function with a variety of arguments:

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Career path
Computer Science
Looking for an introduction to the theory behind programming? Master Python while learning data structures, algorithms, and more!
Includes 6 Courses
With Professional Certification
Beginner Friendly.
75 hours