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 "Antrian 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>

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