Deuxième programme
HTML
<p id="demo"></p>
JavaScript
var x = "Bonjour";
x = x + "<br>";
x = x + "Au revoir";
document.getElementById("demo").innerHTML = x;
<p id="demo"></p>
var x = "Bonjour";
x = x + "<br>";
x = x + "Au revoir";
document.getElementById("demo").innerHTML = x;