Fetch

async function _fetch(url){
const response= await fetch(url);
if (!response.ok){
const message= `Error: ${response.status}`;
throw new Error(message);
}

const data= await response.clone().json().catch(()=> response.text());

return data;
}




//Calling the function
let url= "https://kawiesh.duckdns.org";
_fetch(url)
.then(d=>{
let doc= new DOMParser().parseFromString(d,"text/html");
alert(d);
//Do something with the received data
})
.catch(x=> alert(x.message));