"error handling in fetch" Code Answer's
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how to handle fetch errors
function CheckError(response) {
if (response.status >= 200 && response.status <= 299) {
return response.json();
} else {
throw Error(response.statusText);
}
}
// Now call the function inside fetch promise resolver
fetch(url)
.then(CheckError)
.then((jsonResponse) => {
}).catch((error) => {
});Source: learnwithparam.com
how to handle fetch errors
const response = await fetch(url);
if (response.status >= 200 && response.status <= 299) {
const jsonResponse = await response.json();
console.log(jsonResponse);
} else {
// Handle errors
console.log(response.status, response.statusText);
}Source: learnwithparam.com
fetch error handling js
Philan ISithembiso
on Dec 08, 2020
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
}
}error handling in fetch
Grumpy Goldfinch
on May 11, 2021
fetch("/api/foo") .then(response => { if (!response.ok) { throw response } return response.json() //we only get here if there is no error }) .then(json => { doSomethingWithResult(json) }) .catch(err => { err.text().then(errorMessage => { displayTheError(errorMessage) }) }) Source: learning.flatironschool.com
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