let url = "https://jsonplaceholder.typicode.com/posts/1/comments";

async function adatlekeres(url) {
    try{
        let response = await fetch(url);
        if(!response.ok){
            throw new Error("HIBA, a response nem OK");
        } else{
            let data = await response.json();
            return data;
        }
    } catch{
        console.log("Hiba történt!");
    }    
}

function createDomElement(element) {
    let line = document.createElement("div");
    line.innerHTML = `ID: ${element.id}, Email: ${element.email}`;
    eredmeny.appendChild(line);
}

async function selectSpecifiedData(dataset){
    dataset.forEach(element => {
        if (element.id == 1 || element.id == 3 || element.id == 5){
            createDomElement(element);
        }
    });
}

let eredmeny = document.getElementById("eredmeny");
async function main(){
    let adatok = await adatlekeres(url);
    await selectSpecifiedData(adatok);
}

main();