var proceed = confirm("Are you sure you want to proceed?"); if (proceed) { //proceed } else { //don't proceed }
var answer = prompt('What is your name?','Joe Blogg');
var person = prompt("Please enter your name", "Harry Potter"); if (person != null) { document.getElementById("demo").innerHTML = "Hello " + person + "! How are you today?"; }
var answer = prompt("How are you? ");
Copyvar name = window.prompt("Enter your name: "); alert("Your name is " + name);