以下是一个在React组件中使用Fetch API并设置超时的示例: 代码语言:txt 复制 import React, { useEffect } from 'react'; function App() { useEffect(() => { const fetchDataWithTimeout = (url, options, timeout = 5000) => { return Promise.race([ fetch(url, options), new Promise((_, rejec...
getfetchjsonpData=()=>{//通过fetchjsonp获取数据varapi="http://www.phonegap100.com/appapi.php?a=getPortalList&catid=20"; fetchJsonp(api) .then(function(response) {returnresponse.json()//返回的json数据}).then((json) =>{//console.log('parsed json', json)this.setState({ listjson:js...
API405问题是指在使用fetch发送POST请求时,服务器返回了HTTP状态码405。HTTP状态码405表示请求的HTTP方法不被服务器允许。这通常是由于服务器配置错误或API端点不支持所使用的HTTP方法导致的。 解决API405问题的方法包括: 检查请求的URL和HTTP方法是否正确。确保URL指向正确的API端点,并使用适当的HTTP方法(通常是POST)。
constresult =awaitfetch(url); constdata =awaitresult.text(); console.log(data); } privateasyncgetPostAsJson() { consturl =`${this.baseUrl}posts/1`; constresult =awaitfetch(url); constdata =awaitresult.json(); constpost =Object.assign(newPost(), data); console.log(post); } privateasync...
I'm using ReactJS with functional components for my front-end trying to fetch data from the ASP.NET WebService, from File.jsx const URL = 'http://localhost:63579/WebService.asmx' const productList = () => { fetch(URL + '/ProductList') // It shows
catch fetch ERR_CONNECTION_REFUSED 你在找拦网。在catch块中,可以获取错误。在下面的示例中,您可以访问错误对象。 fetch("https://rockosmodernserver.westus2.cloudapp.azure.com/ ", { method: "GET", }).then(response => response) .then(data => { console.log("server is up") }) .catch((er...
fetch(`${process.env.REACT_APP_API_URL}/invoice/${urlElements[4]}`, { method: 'GET', headers: { 'Content-Type': 'application/json', 'x-business-name' : 'billings', "Accept":"application/json" }, }) .then(response => response.json()) ...
```jsximport{ useState, useEffect } from'react';constuseFetch = (url) => {const[data, setData] = useState(null);useEffect(() => {fetch(url).then((response) => response.json()).then((data) => setData(data));}, [url])...
get data by id:getByIdApi({ url: 'https://www.google.com', id: 1, headers? }) Exampleimport { useEffect, useState } from 'react' import { getApi, getByIdApi } from 'fetch-api-react' const [users, setUsers] = useState([]) const [user, setUser] = useState(null) useEffect(() ...
import axios from 'axios'axios.get('https://api.example.com/data').then(response=>console.log(response.data)).catch(error=>console.error(error)) post等其他请求,支持直接传递请求头和请求体,语法更简洁 //fetchimport axios from 'axios'const url = 'https://api.example.com/postData'const data...