Use arguments.callee.toString() to get the source of the function : arguments : Function JAVASCRIPT TUTORIALS

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Use arguments.callee.toString() to get the source of the function



<html>
    <form>
    <input type="button" value="A" OnClick=displayFood(this,"A")>
    <input type="button" value="B" OnClick=displayFood(this,"B")>
    <input type="button" value="C" OnClick=displayFood(this,"C")>
    <input type="button" value="D" OnClick=displayFood(this,"D")>
    <input type="button" value="E" OnClick=displayFood(this,"E")>
    </form>
    <script language="JavaScript">
    <!--
    function displayFood()
    {
      var aString = arguments[0].value;
      aString += "'s is ";
      aString += arguments[1];
      alert(aString);
      alert(arguments.callee.toString());
    }
    -->
    </script>
    </html>