a to z in js menggunakan while
for (var i = 65; i <= 90; i++) {
$('#select_id_or_class').append('<option>' + String.fromCharCode(i) + '</option>');
}
Handsome Hamster
for (var i = 65; i <= 90; i++) {
$('#select_id_or_class').append('<option>' + String.fromCharCode(i) + '</option>');
}
var first = "a", last = "z";
for(var i = first.charCodeAt(0); i <= last.charCodeAt(0); i++) {
document.write( eval("String.fromCharCode(" + i + ")") + " " );
}