Installation

This chapter explains the installation of the Flow CLient Library (FCL) JS library in your system. However, before we move to the installation, let's verify the prerequisite first.

Prerequisite

• Node.js version v12.0.0 or higher.

FCL JS depends on Node.js version v12.0.0 or higher. You can check your currently-installed version with the below command:

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node --version

If Node.js is not installed on your system, you can visit Node.js Download to download and install it.

Install FCL JS with npm or yarn

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npm i -S @onflow/fcl

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yarn add @onflow/fcl

Importing

ES6

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import * as fcl from "@onflow/fcl";

Node.js

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const fcl = require("@onflow/fcl");