04-Apr-2023
.
Admin
Hi Guys,
Now, let's see example of react native image upload with axios example. we will help you to give example of how to upload image to server using axios in react native. In this article, we will implement a react native axios image upload example. you can understand a concept of how to create image upload with axios in react native. Let's get started with how to use image upload with axios in react native.
Let's start following example:
Step 1: Download Project
In the first step run the following command to create a project.
expo init ExampleApp
Step 2: Install and Setup
You can install expo-image-picker to pick images:
expo install expo-image-picker
You can install axios to access https request Api:
npm install axios
Step 3: App.js
In this step, You will open the App.js file and put the code.
import React from 'react';
import { StyleSheet, Text, View, Image, TouchableOpacity} from 'react-native';
import * as ImagePicker from 'expo-image-picker';
import axios from 'axios';
const App = () => {
const [photo, setPhoto] = React.useState(null);
const [photoShow, setPhotoShow] = React.useState(null);
const takePhotoAndUpload = async () => {
let result = await ImagePicker.launchImageLibraryAsync({
allowsEditing: false,
aspect: [4, 3],
quality: 1,
});
if (result.cancelled) {
return;
}
let localUri = result.uri;
setPhotoShow(localUri);
let filename = localUri.split('/').pop();
let match = /\.(\w+)$/.exec(filename);
let type = match ? `image/${match[1]}` : `image`;
let formData = new FormData();
formData.append('photo', { uri: localUri, name: filename, type });
await axios.post('http://localhost/api/file-upload', formData, {
headers: { 'Content-Type': 'multipart/form-data' },
}).then(res => {
setPhoto(res.data.photo.photo);
}).catch(err => {
console.log(err.response);
});
}
const dicardImage = () => {
setPhotoShow(null);
}
return (
<View style={styles.mainBody}>
<View style={styles.titleContainer}>
<Text style={styles.title}>React Native Image Upload Axios</Text>
</View>
{photoShow &&
<View style={styles.imageContainer}>
<Image
source={{ uri: photoShow }}
style={{ width: '100%', height: 350 }}
/>
</View>
}
<TouchableOpacity
style={styles.buttonStyle}
activeOpacity={0.5}
onPress={takePhotoAndUpload}
>
<Text style={styles.buttonTextStyle}>Upload Image</Text>
</TouchableOpacity>
<TouchableOpacity
style={styles.buttonStyle}
activeOpacity={0.5}
onPress={dicardImage}
>
<Text style={styles.buttonTextStyle}>Discard Image</Text>
</TouchableOpacity>
</View>
);
}
const styles = StyleSheet.create({
mainBody: {
flex: 1,
justifyContent: 'center',
padding: 20,
},
buttonStyle: {
backgroundColor: '#307ecc',
borderWidth: 0,
color: '#FFFFFF',
borderColor: '#307ecc',
height: 40,
alignItems: 'center',
borderRadius: 30,
marginLeft: 35,
marginRight: 35,
marginTop: 15,
},
buttonTextStyle: {
color: '#FFFFFF',
paddingVertical: 10,
fontSize: 16,
},
textStyle: {
backgroundColor: '#fff',
fontSize: 15,
marginTop: 16,
marginLeft: 35,
marginRight: 35,
textAlign: 'center',
},
imageContainer: {
justifyContent: 'center',
alignItems: 'center',
borderWidth:1,
borderColor:'#d9d6d6',
shadowColor: '#000',
shadowOffset: { width: 0, height: 1 },
shadowOpacity: 0.8,
shadowRadius: 2,
elevation: 5,
},
titleContainer: {
alignItems:'center',
marginBottom:30,
},
title: {
fontSize:23,
fontWeight:'bold',
},
});
export default App;
Run Project
In the last step run your project using the below command.
expo start
You can QR code scan in Expo Go Application on mobile.
Output :
It will help you...
#React Native