Queue 2

?html>
?head>
?title>Struktur Data Queue?/title>
?script language="JavaScript">

var queue = new Array();

function Masuk_Antrian(data) {
queue.unshift(data);
}

function Keluar_Antrian() {
var yang_keluar_antrian = queue.pop();
if (queue.length==0)
return "Stack Sudah Kosong";
else
return yang_keluar_antrian;
}

function Dalam_Antrian(list) {
list.options.length=0;
for (var i = 0;i?queue.length; i+ {
var data = new Option(queue[i]);
list.options[list.options.length] = data;
}
}
?/script>
?/head>
?body>
?form>
?input type=text name=textSimpan>
?input type=button value="Masuk Antrian"
onClick='Masuk_Antrian(textSimpan.value);
textSimpan.value="";
Dalam_Antrian(Visualisasi);'>

?select name="Visualisasi" size=12>
?option>Isi Antrian.....
?/select>
?input type=text name=textAmbil size=20>
?input type=button value="Keluar Antrian"
onClick="textAmbil.value=Keluar_Antrian();
Dalam_Antrian(Visualisasi);">
?/form>
?/body>
?/html>