⚠️ Now when you are using Vue 3.x, please upgrade qrcode.vue to 3.x

🔒 if you are using Vue 2.x, please keep using version 1.x;

A Vue.js component to generate QRCode.

中文

the qrcode.vue component can use in you Vue.js app.

npm install --save qrcode.vue # yarn add qrcode.vue

dist/
|--- qrcode.vue.cjs.js         // CommonJS
|--- qrcode.vue.esm.js         // ES module
|--- qrcode.vue.browser.js     // UMD for browser or require.js or CommonJS
|--- qrcode.vue.browser.min.js // UMD Minimum size

e.g.

import { createApp } from 'vue'
import QrcodeVue from 'qrcode.vue'

createApp({
  data: {
    value: 'https://example.com',
  },
  template: '<qrcode-vue :value="value"></qrcode-vue>',
  components: {
    QrcodeVue,
  },
}).mount('#root')

Or single-file components with a *.vue extension:

<template>
  <qrcode-vue :value="value" :size="size" level="H" />
</template>
<script>
  import QrcodeVue from 'qrcode.vue'

  export default {
    data() {
      return {
        value: 'https://example.com',
        size: 300,
      }
    },
    components: {
      QrcodeVue,
    },
  }
</script>

When you use the component with Vue 3 with TypeScript:

<template>
  <qrcode-vue :value="value" :level="level" :render-as="renderAs" />
</template>
<script setup lang="ts">
  import { ref } from 'vue'
  import QrcodeVue, { Level, RenderAs } from 'qrcode.vue'

  const value = ref('qrcode')
  const level = ref<Level>('M')
  const renderAs = ref<RenderAs>('svg')
</script>

• Type: string
• Default: ''

The value content of qrcode.

• Type: number
• Default: 100

The size of qrcode element.

• Type: RenderAs('canvas' | 'svg')
• Default: canvas

Generate QRcode as canvas or svg. The prop svg can work on SSR.

• Type: number
• Default: 0

Define how much wide the quiet zone should be.

• Type: Level('L' | 'M' | 'Q' | 'H')
• Default: H

qrcode Error correction level (one of 'L', 'M', 'Q', 'H'). Know more, wikipedia: QR_code.

• Type: string
• Default: #ffffff

The background color of qrcode.

• Type: string
• Default: #000000

The foreground color of qrcode.

• Type: string
• Default: ''

The class name of qrcode element.

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