JSFiddle - React, Tailwind, and code Playground
JavaScript
var firstName = prompt("What's your name?");
var firstNameLength = firstName.length;
var message = "There are " + firstNameLength + " characters in your name. " + firstName + "'s name is beautiful.";
console.log(firstName);
if (firstName == "null") {
document.write("<p>You did not enter your name.</p>");
} else {
document.write("<p>" + message + "</p>");
}