问题: 使用FormData启动Axios POST请求时,React页面更新。 原因: 表单提交默认会刷新页面。 解决方法: 在表单的onSubmit事件处理器中调用event.preventDefault()来阻止默认行为。 示例代码 代码语言:txt 复制 import React, { useState } from 'react'; import axios from 'axios'; function MyForm() { co...
var str = req.query.callback + "(" + JSON.stringify(data) + ")"; //jsonp console.log('jsonp: '+str); res.end(str); }else{ console.log('json: '+JSON.stringify(data)); res.end(JSON.stringify(data)); } }); app.post('/', function(req, res) { console.log('post...')...
import axios from "axios"; import _ from "lodash"; import qs from "qs"; var service = axios.create({ timeout: 40000, headers: { "Content-Type": "application/x-www-form-urlencoded" } }); // //添加请求拦截器 // service.interceptors.request.use(function (config) { // if (store....
data1.map(group => { formData.append(group.Label); // How to get the input value here as a second parameter, so than i can pass the label name and corresponding value to form data. }); const config = { headers: { 'content-type': 'multipart/form-data' } } Axios.post('',formDa...
post('http://xxxxx/upload', param); const uploadFileChunks: (chunks: IChunk[], upLoadedChunks: string[]) => Promise<AxiosResponse<any, any>[]> | undefined = (chunks, upLoadedChunks) => { if (!chunks?.length) return; const requests = chunks.filter(({ hash }) => !upLoadedChunks....
form.append('files.image', { name: name, type: type, uri: Platform.OS === 'ios' ? uri.replace('file://', '') : uri, }) const headers = { 'Content-Type': 'multipart/form-data', } return api.post('/moments', form, { headers }) ...
我正试图上传一个带有React的图像文件到我的NodeJS后端,但是这个文件看起来并不是multipart/form-data。我已经将表单设置为“multipart/form-data”,但是每次我将它发送到后端时,它都被读取为“application/json”。 React Component格式为: import axios from 'axios'; ...
);formData.append("title",archive.files[0].name);axios.post('http://localhost:8000/files/data...
npm install axios npm install file-saver 在FormComponent.js中添加引用 importaxiosfrom'axios';import{ saveAs }from'file-saver'; 三个请求方法的代码如下: constfetchCount=async() => {letres =awaitaxios.post("api/getListCount");if(res !==null) {setCount(res.data); ...
1.2. axios的基本使用 支持多种请求方式: paxios(config) axios.request(config) axios.get(url[, config]) axios.delete(url[, config]) axios.head(url[, config]) axios.post(url[, data[, config]]) axios.put(url[, data[, config]]) axios.patch(url[, data[, config]]) 注意:下面的测试我...