plugin-transform-exponentiation-operator.md

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---
id: babel-plugin-transform-exponentiation-operator
title: @babel/plugin-transform-exponentiation-operator
sidebar_label: exponentiation-operator
---

NOTE: This plugin is included in @babel/preset-env, in ES2016

Example

In

let x = 10 ** 2;

x **= 3;

Out

let x = Math.pow(10, 2);

x = Math.pow(x, 3);

Installation

npm install --save-dev @babel/plugin-transform-exponentiation-operator

Usage

With a configuration file (Recommended)

{
  "plugins": ["@babel/plugin-transform-exponentiation-operator"]
}

Via CLI

babel --plugins @babel/plugin-transform-exponentiation-operator script.js

Via Node API

require("@babel/core").transformSync("code", {
  plugins: ["@babel/plugin-transform-exponentiation-operator"],
});

References

• Spec: Exponentiation Operator
• Proposal: Exponentiation Operator