SORT ASCENDING

Dudun Syamsudin
<html>
<head>
<script LANGUAGE = "Javascript">

function Urutkan (form)
 {
    DataKosong= false;
    DataInputan = form.Data.value;
    inputData = DataInputan.split (",");
    for (var i = 0; i<inputData.length; i++)
    {
        inputData [i] = parseInt (inputData[i], 10);
    if (isNaN (inputData [i]) )
    {
      DataKosong = true;
      break;
    }
    }

inputData = bubbleSort (inputData, 0, inputData.length-1);
if (DataKosong)
 {
   alert ("Silakan Entri Dulu Data, Pisahkan dengan tanda Koma");
   form.Data.focus();
 }
   else
   form.Hasil.value = DataString (inputData,0);
 }


function DataString (ArrayData, Angka)
 {
   if ( (ArrayData.length - 1) >= Angka)
   return (ArrayData[Angka] + "," + DataString (ArrayData, (Angka + 1) ) );
   else
   return "";
 }

function bubbleSort (ArrayData, Mulai, MulaiBaru)
 {
   for (var i=MulaiBaru-1; i>=Mulai; i--)
   {
          for (var j=Mulai; j<=i; j++)
         {
        if (ArrayData[j+1] < ArrayData [j] )
        {
           var DataTemporer = ArrayData [j];
           ArrayData [j] = ArrayData [j+1];
           ArrayData[j+1] = DataTemporer;
          }
       }
   }

return ArrayData;
}
</script>
</head>

<body>
<center>
<form>
  Masukan Deretan Angka "," Pisahkan dengan Koma :
  <hr>
  <input type = text name=Data size=30< Value="">
  <br>
  <input type=button value="Urutkan" onClick="Urutkan (this.form)">
  <br>
    <br>
    Hasil Pengurutan :
    <hr>
    <input type=text name=Hasil size=30<
    </form>
</center>
</body>
</html>
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SORT DESCENDING

Dudun Syamsudin
<html>
<head>
<script LANGUAGE = "Javascript">

function Urutkan (form)
 {
    DataKosong= false;
    DataInputan = form.Data.value;
    inputData = DataInputan.split (",");
    for (var i = 0; i<inputData.length; i++)
    {
        inputData [i] = parseInt (inputData[i], 10);
    if (isNaN (inputData [i]) )
    {
      DataKosong = true;
      break;
    }
    }

inputData = bubbleSort (inputData, 0, inputData.length-1);
if (DataKosong)
 {
   alert ("Silakan Entri Dulu Data, Pisahkan dengan tanda Koma");
   form.Data.focus();
 }
   else
   form.Hasil.value = DataString (inputData,0);
 }


function DataString (ArrayData, Angka)
 {
   if ( (ArrayData.length - 1) >= Angka)
   return (ArrayData[Angka] + "," + DataString (ArrayData, (Angka + 1) ) );
   else
   return "";
 }

function bubbleSort (ArrayData, Mulai, MulaiBaru)
 {
   for (var i=MulaiBaru-1; i>=Mulai; i--)
   {
          for (var j=Mulai; j<=i; j++)
         {
        if (ArrayData[j+1] > ArrayData [j] )
        {
           var DataTemporer = ArrayData [j];
           ArrayData [j] = ArrayData [j+1];
           ArrayData[j+1] = DataTemporer;
          }
       }
   }

return ArrayData;
}
</script>
</head>

<body>
<center>
<form>
  Masukan Deretan Angka, Pisahkan denga Koma :
  <hr>
  <input type = text name=Data size=30 Value="">
  <br>
  <input type=button value="Urutkan" onClick="Urutkan (this.form)">
  <br>
    <br>
    Hasil Pengurutan :
    <hr>
    <input type=text name=Hasil size=30>
    </form>
</center>
</body>
</html>
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dijkstra algoritems

Dudun Syamsudin
<html>
<head>
<title>Dijkstra Algorithms</title>
</head>
<body>
<script language = "javascript">
<!--
var nilaiacuan = 10000;
var takterdefinisi = -1;
var namaverteks = new Array("A","B","C","D","E","F");
var matriks = new Array(6);

function bobot(a,b)
{
return matriks[a][b];
}

function dijkstra(jumlahverteks,awal,d)
{
var posisi = new Array(jumlahverteks);
var i;
var kunjungan = new Array(jumlahverteks);
var sebelum = new Array(jumlahverteks);
for(i=0;i<jumlahverteks;i++)
{
posisi[i] = nilaiacuan;
sebelum[i] = takterdefinisi;
kunjungan[i] = false;
}
posisi[awal]=0;
var verteks;
for(verteks=0;verteks<jumlahverteks;verteks++)
{
var jarakterpendek = nilaiacuan,
berhenti = -1;
for(i=0;i<jumlahverteks;i++)
{
if(!kunjungan[i])
{
if(posisi[i] <= jarakterpendek)
{
jarakterpendek = posisi[i];
berhenti = i;
}
}
}
kunjungan[berhenti] = true;
for(i=0;i<jumlahverteks;i++)
{
if(!kunjungan[i])
{
var w = bobot(berhenti,i);
if(posisi[berhenti]+w < posisi[i])
{
posisi[i] = posisi[berhenti] + w;
sebelum[i] = berhenti;
}
}
}
}
i=d;
if(posisi[i] < nilaiacuan)
{
var lintasan = namaverteks[i];
var verteks = i;
while(verteks>0)
{
verteks = sebelum[verteks];
if(verteks>=0)
lintasan = namaverteks[verteks] + '->' + lintasan;
}
alert("Jarak : "+posisi[i]+' ('+lintasan+')'+'<br>');
}
else
{
alert("Tidak ada jalur");
}
}

function init()
{
var x = nilaiacuan;
document.write('<pre>');
document.write('<br>');
document.write(matriks[0] = new Array(0,2,3,x,x,x));
document.write('<br>');
document.write(matriks[1] = new Array(2,0,3,6,x,x));
document.write('<br>');
document.write(matriks[2] = new Array(3,3,0,3,5,x));
document.write('<br>');
document.write(matriks[3] = new Array(x,6,3,0,1,3));
document.write('<br>');
document.write(matriks[4] = new Array(x,x,5,1,0,1));
document.write('<br>');
document.write(matriks[5] = new Array(x,x,x,3,1,0));
document.write('<br>');
document.write('</pre>');

var awal='<pre>';
document.write(awal+'A--2-B--6--D--3-F'+'<br>');
document.write(' \\ | / | / '+'<br>');
document.write(' 3 3 3 1 1 '+'<br>');
document.write(' \\ | / | / '+'<br>');
document.write(' \\|/ |/'+'<br>');
document.write(' C--5--E'+'<br>');
document.write('</pre>');
}

init();
var dari=0;
var ke=5;
dijkstra(matriks.length,dari,ke);

//-->
</script>
</body>
</html>
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linked list

Dudun Syamsudin
<html>
<head>
<title>Tugas Linked List</title></head>
<body>
<script language = "JavaScript">
<!--
function LinkedList()
{
this._panjang = 0;
this._kepala = null;
}

LinkedList.prototype =
{
constructor : LinkedList,

tambah : function(data)

{
var node = {data : data, next:null};
var NodeTanda;

if (this._kepala === null)
{

this._kepala = node;
} else
{
NodeTanda = this._kepala;
while (NodeTanda.next)
{

NodeTanda = NodeTanda.next;
}
NodeTanda.next = node;

}
this._panjang++;
},

Item : function(index)
{
if (index > -1 && index < this._panjang)
{
var NodeTanda = this._kepala,
i=0;
while (i++ < index)
{
NodeTanda = NodeTanda.next;
}
return NodeTanda.data;
} else
{
return null;
}
},


Buang : function(index)
{
if( index > -1 && index < this._panjang)
{
var NodeTanda = this._kepala,previous, i=0;
if (index === 0)
{
this._kepala = NodeTanda.next;
} else
{
while(i++ < index)
{

previous = NodeTanda;
NodeTanda = NodeTanda.next;
}

previous.next = NodeTanda.next;
}
this._panjang--;

} else
{
return null;
}
},

insert : function(index,data)
{

var node = {data : data, next:null};
var temp = "";
if( index > -1 && index < this._panjang)
{

var NodeTanda = this._kepala, i=0;
this.tambah("x");
//posisi index
while(i++ < index)
{
NodeTanda = NodeTanda.next;

}

while(index++ < this._panjang)
{

temp = NodeTanda.data;
NodeTanda.data = data;
NodeTanda = NodeTanda.next;
data = temp;
}

}

this._panjang++;
},

Ukuran : function()
{
return this._panjang;
},

toArray : function()
{
var result = [],
NodeTanda = this._kepala;
while (NodeTanda)
{
result.push(NodeTanda.data);
NodeTanda = NodeTanda.next;
}
return result;
},

toString : function()
{
return this.toArray().toSring();
}

}

var list = new LinkedList();
list.tambah(prompt("Entri 1 :"));
list.tambah(prompt("Entri 2 :"));
list.tambah(prompt("Entri 3 :"));
list.tambah(prompt("Entri 4 :"));

document.write("Isi LinkedList <br>");
document.write("--------------- <br>");
for (i=0;i<4;i++)
{

document.write(list.Item(i) + "<br>");
}
document.write("----------------<br>");

alert("Isi LinkedList awal = " + list.Item(0));
alert("Item 1 pada LinkedList dibuang, yaitu = " + list.Item(1));

list.Buang(1);
document.write("<br><br>");
document.write("Isi LinkedList Terakhir <br>");
document.write("--------------- <br>");
for (i=0;i<4;i++)
{
if (list.Item(i) == null)
{
document.write("--");
} else {
document.write(list.Item(i) + "<br>");
}
}
document.write("--------------- <br>");
document.write("<br>");
document.write("--------------- <br>");
a = prompt("Isi Lagi entri : ");
document.write("Isi Link list disisipkan lagi <br>");
document.write("--------------- <br>");
list.insert(2,+ a);

for (i=0;i<4;i++)
{
document.write(list.Item(i) + "<br>");
}
document.write("----------------<br>");
alert("setelah disisipkan");
//-->
</script>
</body>
</html>
gambar

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