"react native-barcodescanner"是一个用于在React Native应用中读取QR码的库。它提供了一个组件,可以在应用中集成QR码扫描功能。 QR码(Quick Response Code)是一种二维码,可以存储大量的数据。它由黑白像素组成,可以通过扫描设备快速读取。 该库的主要优势包括: ...
export default ScanQRCode; 使用到了react-native-camera组件, 安装方法请参照官网: https://react-native-community.github.io/react-native-camera/docs/installation.html 效果如下: 最终效果图 素材: 素材文件,png的,中间是透明的 参考: https://blog.csdn.net/qq_38356174/article/details/95360470 畅享全文阅...
'use strict'; import React, { Component } from 'react'; import { AppRegistry, StyleSheet, Text, TouchableOpacity, Linking } from 'react-native'; import QRCodeScanner from 'react-native-qrcode-scanner'; import { RNCamera } from 'react-native-camera'; class ScanScreen extends Component { on...
StyleSheet}from'react-native';import{Camera}from'expo-camera';import{useIsFocused}from'@react-navigation/native';exportdefaultfunctionQRCodeScannerScreen(){const[hasPermission,setHasPermission]=useState(null);const[scanned,setScanned]=useState(false);const[barcodeData,setBarcodeData]=useState('');constis...
react-native-barcode-scanner-universal是react-native-barcodescanner和react-native-camera的结合,react-native-barcodescanner应用于android平台,react-native-camera应用于iOS平台。 3.使用实例 1)安装:npm install react-native-barcode-scanner-universal --save ...
下面开始上业务功能代码:可直接新建一个ScanQRCode.js文件把代码拷贝进去。后续直接引用该组件即可。 import { RNCamera } from 'react-native-camera' import React, { useCallback, useState } from 'react'; import { StyleSheet, Animated, View,
下面是一个使用react-native-camera实现扫码功能的简单示例: javascript import React, { useState, useEffect } from 'react'; import { View, Text, StyleSheet, Button, Alert } from 'react-native'; import { RNCamera } from 'react-native-camera'; const ScanQRCode = () => { const [hasPermis...
Cross-platform mobile apps are increasingly being built with React Native. But how can you scan for QR codes and augment the user’s camera view when they’re present? ByBassam Seif Verified Expertin Engineering Having founded multiple startups and worked with Microsoft, Bassam specializes in hi...
'use strict';importReact,{Component}from'react';import{AppRegistry,StyleSheet,Text,TouchableOpacity,Linking}from'react-native';importQRCodeScannerfrom'react-native-qrcode-scanner';import{RNCamera}from'react-native-camera';classScanScreenextendsComponent{onSuccess=e=>{Linking.openURL(e.data).catch(err=...
You can do it via react-native link command or by the manual steps. Before building and running again, do a complete clean on your project. Android On the MainApplication of your Android project change the import of RCTCameraPackage line to: import org.reactnative.camera.RNCameraPackage; ...