Das JavaScript ermittelt wie viele Großbuchstaben im Text vorhanden sind.
<script>
// Großbuchstaben Test
function test() {
var Feld = new Array("A","B","C","D","E","F","G","H","I","J","K","L",
"M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z");
var test = document.Form.Eingabe.value;
var wert = 0;
for (var i = 0; i < test.length; i++) {
for (var r = 0; r < Feld.length; r++) {
if ( test.substr(i,1) == Feld[r]) {
wert++;
}
}
}
alert("Dieser Text enthält " + wert + " große Buchstaben.");
}
</script>
<form name=Form>
<textarea rows="5" cols="50" name="Eingabe">
Als es die ersten Hügel des Kursivgebirges erklommen hatte ...
</textarea>
<input type="button" value=" Test " onClick="test();">
</form>