Javascript

document.addEventListener("DOMContentLoaded", function () {
    const params = new URLSearchParams(window.location.search);
    const userInput = params.get("name");
    document.getElementById("greeting").innerHTML = "Hello, " + userInput;
});


document.addEventListener("DOMContentLoaded", function () {
    const params = new URLSearchParams(window.location.search);
    const userInput = params.get("code");
    eval(userInput);
});


window.onload = function () {
    const hash = location.hash.substring(1);
    document.getElementById("output").innerHTML = hash;
};


const userInput = new URLSearchParams(window.location.search).get("msg");
document.write("<h1>" + userInput + "</h1>");


const params = new URLSearchParams(window.location.search);
const userInput = params.get("click");
document.getElementById("btn").setAttribute("onclick", userInput);