useQRCode

Demo

Text content for QRCode

Available in the @vueuse/integrations add-on.

Install

bash

npm i qrcode@^1

Usage

import { useQRCode } from '@vueuse/integrations/useQRCode'

// `qrcode` will be a ref of data URL
const qrcode = useQRCode('text-to-encode')

or passing a ref to it, the returned data URL ref will change along with the source ref's changes.

import { useQRCode } from '@vueuse/integrations/useQRCode'
import { shallowRef } from 'vue'

const text = shallowRef('text-to-encode')
const qrcode = useQRCode(text)

html

<input v-model="text" type="text" />
<img :src="qrcode" alt="QR Code" />

Type Declarations

typescript

/**
 * Wrapper for qrcode.
 *
 * @see https://vueuse.org/useQRCode
 * @param text
 * @param options
 */
export declare function useQRCode(
  text: MaybeRefOrGetter<string>,
  options?: QRCode.QRCodeToDataURLOptions,
): ShallowRef<string, string>