Widely availableSupported across all major browsers. Safe to use in production.
Language core Widely available

Exponentiation operator

The exponentiation (**) operator returns the result of raising the first operand to the power of the second operand.

Language core

Overview

The exponentiation (**) operator returns the result of raising the first operand to the power of the second operand.

Browser support

Feature Desktop Mobile
Chrome
Edge
Firefox
Safari
Chrome Android
Safari iOS
exponentiation
52
14
52
10.1
52
10.3
Other
javascript.operators.exponentiation_assignment

The exponentiation assignment (=)** operator performs exponentiation on the two operands and assigns the result to the left operand.
52
14
52
10.1
52
10.3
1+Supported (version) Not supported ※Has note Sub-feature descriptions sourced from MDN Web Docs (CC BY-SA 2.5)

Syntax

JAVASCRIPT 
2 ** 3;    // 8
2 ** 10;   // 1024
10 ** -2;  // 0.01

// Equivalent to Math.pow()
Math.pow(2, 3); // 8

Live demo

basic powercalculation

Input and number Usepower calculation..

PreviewFullscreen

area and volume. Calculation

one. length from, positivesideshape. area(2power) and sidebody. volume(3power) calculated..

PreviewFullscreen

compoundcalculation

sourcegold,, periodbetween from compound. calculation..(sourcegold * (1 + rate) ** periodbetween).

PreviewFullscreen

Use cases

  • Using Exponentiation operator

    The exponentiation (**) operator returns the result of raising the first operand to the power of the second operand.

Cautions

  • No specific concerns. Stable across all major browsers.

Accessibility

  • When updating the DOM dynamically, announce important changes to assistive technology with aria-live regions.

Related links

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