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Math with Javascript

Discussion in 'JavaScript' started by BWDOW, Dec 16, 2007.

0
  1. #1
    I have a problem with Javascript. I want to make calculation with JS but not avaible. Can you please look to my code whats wrong with it. I want to show all total amount at "toplamtutar" and calculate each of the "tutar" values. 
    
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-9" />

<script language="JavaScript">
function tutartopla()
{
var tutar1,tutar2,tutar3,tutar4,tutar5
t1 = document.form1.tutar1.value
t2 = document.form1.tutar2.value
t3 = document.form1.tutar3.value
t4 = document.form1.tutar4.value
t5 = document.form1.tutar5.value
document.form1.toplamtutar.value = eval(t1)+eval(t2)+eval(t3)+eval(t4)+eval(t5)
}
</script>

<script language="JavaScript">
function toplam() {
var fyt,adt,ttr
fyt = document.form1.fiyat1.value;
adt = document.form1.adet1.value;
ttr1 = fyt1 * adt1;
document.form1.tutar1.value  = Math.round(ttr1*100)/100;
document.form1.tutar1.value  = adt;
}
</script>

<title>Untitled Document</title>
</head>

<body>
  <table border="1">
  <tbody><tr>
  <td>group</td>
  <td>product</td>
    <td>price</td>
    <td>quantity</td>

    <td>total</td>
  </tr>
  
    <tr>
      <td width="25"><select kt_onchange_attached="true" name="select1" id="select1">
                <option value="1">Alkolluler</option>
                <option value="2">Alkolsuzler</option>
              </select></td>

      <td width="30"><select kt_onchange_attached="true" wdg:subtype="DependentDropdown" name="select2" id="select2" wdg:type="widget" wdg:recordset="RecSTOK" wdg:displayfield="ADI" wdg:valuefield="KODU" wdg:fkey="GRUP" wdg:triggerobject="select1">
      <option value="8">Sarap</option><option value="7">BACARDi</option><option value="11">Cin Tonik</option><option value="9">Raki</option><option value="12">Santa Maria</option><option value="10">Votka</option></select></td>
      <td width="7"><input name="fiyat1" type="text" id="fiyat1" value="25" size="6" readonly="readonly" wdg:subtype="N1DependentField" wdg:type="widget" wdg:recordset="RecSTOK" wdg:valuefield="SATISFIYATI" wdg:pkey="KODU" wdg:triggerobject="select2"></td>
      <td width="8">
        <input name="adet1" id="adet1" size="6" onkeydown="toplam();" type="text">      </td>

      <td width="10">
        <input name="tutar1" id="tutar1" size="13" value="0" onchange="'tutartopla()" type="text">      </td>
    </tr>
    <tr>
      <td><select kt_onchange_attached="true" name="select3" id="select3">
                <option value="1">Alkolluler</option>
                <option value="2">Alkolsuzler</option>

              </select></td>
      <td><select kt_onchange_attached="true" wdg:subtype="DependentDropdown" name="select4" id="select4" wdg:type="widget" wdg:recordset="RecSTOK" wdg:displayfield="ADI" wdg:valuefield="KODU" wdg:fkey="GRUP" wdg:triggerobject="select3">
      <option value="2">KOLA</option><option value="6">KOLA DIET</option><option value="3">SÃœT</option><option value="4">Visne Suyu</option></select></td>
      <td><input name="fiyat2" type="text" id="fiyat2" value="12.4" size="6" readonly="readonly" wdg:subtype="N1DependentField" wdg:type="widget" wdg:recordset="RecSTOK" wdg:valuefield="SATISFIYATI" wdg:pkey="KODU" wdg:triggerobject="select4"></td>
      <td><input name="adet2" id="adet2" size="6" type="text"></td>
      <td><input name="tutar2" id="tutar2" size="13" value="0" onchange="'tutartopla()" type="text"></td>
    </tr>
    <tr>
      <td><select kt_onchange_attached="true" name="select5" id="select5">
                <option value="1">Alkolluler</option>
                <option value="2">Alkolsuzler</option>
              </select></td>
      <td><select kt_onchange_attached="true" wdg:subtype="DependentDropdown" name="select6" id="select6" wdg:type="widget" wdg:recordset="RecSTOK" wdg:displayfield="ADI" wdg:valuefield="KODU" wdg:fkey="GRUP" wdg:triggerobject="select5">
      <option value="8">Sarap</option><option value="7">BACARDi</option><option value="11">Cin Tonik</option><option value="9">Raki</option><option value="12">Santa Maria</option><option value="10">Votka</option></select></td>

      <td><input name="fiyat3" type="text" id="fiyat3" value="4.8" size="6" readonly="readonly" wdg:subtype="N1DependentField" wdg:type="widget" wdg:recordset="RecSTOK" wdg:valuefield="SATISFIYATI" wdg:pkey="KODU" wdg:triggerobject="select6"></td>
      <td><input name="adet3" id="adet3" size="6" type="text"></td>
      <td><input name="tutar3" id="tutar3" size="13" value="0" onchange="'tutartopla()" type="text"></td>
    </tr>
    <tr>
      <td colspan="4">total</td>
      <td><label>
        <input name="toplamtutar" id="toplamtutar" type="text">
      </label></td>
    </tr>
  </tbody></table>

</body>
</html>
    HTML:

     
    BWDOW, Dec 16, 2007 IP
  2. thinlight

    thinlight Peon

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    #2
    There must be an element with id attribute set to "form1". Besides, the way "document.form1" only works in IE. You should use "document.getElementById('form1')" for better compatibility :)
     
    thinlight, Dec 17, 2007 IP
  3. MMJ

    MMJ Guest

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    #3
    Why are you using eval on the input values?
     
    MMJ, Dec 17, 2007 IP