get from prompt code example
Example: javascript prompt
var person = prompt("Please enter your name", "Harry Potter");
if (person != null) {
document.getElementById("demo").innerHTML =
"Hello " + person + "! How are you today?";
}
var person = prompt("Please enter your name", "Harry Potter");
if (person != null) {
document.getElementById("demo").innerHTML =
"Hello " + person + "! How are you today?";
}