Tell antall tegn.
Koden ser slik ut:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Tell tegn</title>
</head>
<body>
<h1>Tell antall tegn.</h1>
<script>
function Telltegn()
{
var tegnliste = document.getElementById('tegnFlt').value;
var antall = tegnliste.length;
alert("Antall tegn er: " + antall + ". ");
}
</script>
<textarea id="tegnFlt" cols="50" rows="7"
autofocus>abcdefghijklmnopqrstuvwxyzæøå.</textarea>
<button onclick = "Telltegn();">Tell tegn.</button>
</body>
</html>