JSFiddle - React, Tailwind, and code Playground

by Pranab Dey

JavaScript

async function loadJson(url) {
  let res = await fetch(url); //get the data
  if (res.status == 200) {
    let g = await res.json();
    return g;
  } else {
    throw new Error(res.status);
  }
}

try {
  let a = await loadJson('no-such-user.json');
} catch {
  if (a) {
    return a
  }
  alert(a);
}