Ihr Artikel / Rechner

Script gesendet von: Marvin


Homepage des Autors: www.killbill.2page.de


Quelltext:
<script type="text/javascript"> 
  function Ergebnis() 
 { 
   var x = 0; 
   x = eval(window.document.Rechner.Display.value); 
   window.document.Rechner.Display.value = x; 
 } 
 function Hinzufuegen(Zeichen) 
 { 
   window.document.Rechner.Display.value = 
   window.document.Rechner.Display.value + Zeichen; 
 } 
 function Sonderfunktion(Funktion) 
 { 
   if(Funktion == "sqrt") 
    { 
     var x = 0; 
     x = eval(window.document.Rechner.Display.value); 
     window.document.Rechner.Display.value = Math.sqrt(x); 
 } 
   if(Funktion == "pow") 
    { 
     var x = 0; 
     x = eval(window.document.Rechner.Display.value); 
     window.document.Rechner.Display.value = x * x; 
 } 
   if(Funktion == "log") 
    { 
     var x = 0; 
     x = eval(window.document.Rechner.Display.value); 
     window.document.Rechner.Display.value = Math.log(x); 
 } 
 } 
</script> 


<form name="Rechner"> 
<table border="10" cellpadding="10" bgcolor="#C0C0C0"> 
        <tr> 
            <td bgcolor="#8C8C8C"><input type="text" size="30" 
            maxlength="30" name="Display"></td> 
        </tr> 
        <tr> 
            <td><table border="0"> 
                <tr> 
                    <td width="50"><input type="button" 
                    value="   7   " onclick="Hinzufuegen('7')"></td>
                    <td width="50"><input type="button" 
                    value="   8   " onclick="Hinzufuegen('8')"></td>
                    <td width="70"><input type="button" 
                    value="   9   " onclick="Hinzufuegen('9')"></td>
                    <td width="50"><input type="button" 
                    value="   +    " onclick="Hinzufuegen('+')"></td>
                </tr> 
                <tr> 
                    <td width="50"><input type="button" 
                    value="   4   " onclick="Hinzufuegen('4')"></td>
                    <td width="50"><input type="button" 
                    value="   5   " onclick="Hinzufuegen('5')"></td>
                    <td width="70"><input type="button" 
                    value="   6   " onclick="Hinzufuegen('6')"></td>
                    <td width="50"><input type="button" 
                    value="    -    " onclick="Hinzufuegen('-')"></td>
                </tr> 
                <tr> 
                    <td width="50"><input type="button" 
                    value="   1   " onclick="Hinzufuegen('1')"></td>
                    <td width="50"><input type="button" 
                    value="   2   " onclick="Hinzufuegen('2')"></td>
                    <td width="70"><input type="button" 
                    value="   3   " onclick="Hinzufuegen('3')"></td>
                    <td width="50"><input type="button" 
                    value="    *    " onclick="Hinzufuegen('*')"></td>
                </tr> 
                <tr> 
                    <td width="50"><input type="button" 
                    value="   =   " onclick="Ergebnis()"></td> 
                    <td width="50"><input type="button" 
                    value="   0   " onclick="Hinzufuegen('0')"></td> 
                    <td width="70"><input type="button" 
                    value="   .    " onclick="Hinzufuegen('.')"></td>
                    <td width="50"><input type="button" 
                    value="    /    " onclick="Hinzufuegen('/')"></td>
                </tr>
                <tr>
                    <td width="50"><input type="button" 
                    value=" sqr " 
                    onclick="Sonderfunktion('sqrt')"></td>
                    <td width="50"><input type="button" 
                    value="  ²    " 
                    onclick="Sonderfunktion('pow')"></td>
                    <td width="70"><input type="button" 
                    value=" log  " 
                    onclick="Sonderfunktion('log')"></td>
                    <td width="50"><input type="reset" 
                    value="   C   "></td> 
                </tr>
            </table>
            </td>
        </tr>
    </table>
</form>

 

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