fetch then then return value
function getvals(){
return fetch('https://jsonplaceholder.typicode.com/posts',
{
method: "GET",
headers: {
'Accept': 'application/json',
'Content-Type': 'application/json',
},
})
.then((response) => response.json())
.then((responseData) => {
console.log(responseData);
return responseData;
})
.catch(error => console.warn(error));
}
getvals().then(response => console.log(response));how to create a fetch function
const url = 'http://api.open-notify.org/astros.json'
const fetchurl = (url:string):void=>{
fetch(url).then(res=>res.json()).then(jsonRes=>{
console.log(jsonRes)
})
}
fetchurl(url)fetch error handling js
export async function getStaticProps(context) {
const res = await fetch(`https://...`)
const data = await res.json()
//use this statement for the program not to crush but go back to the home page
if (!data) {
return {
redirect: {
destination: '/',
permanent: false,
},
}
}
return {
props: {}, // will be passed to the page component as props
}
}Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
