set previous state of radio button

2 New Member

i am not able to set the previous state of radio button in my test series which is being made in php. please help me out with some jquery code.

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 <?php

    session_start();

    $qid = 0;

    $total = 0;

    if(isset($_SESSION["qids"]) && isset($_SESSION["ans"]))

    {

        $qids = $_SESSION["qids"];
 
        if(is_array($qids))

        {

        //    print_r($_SESSION["qids"]);            

            $qid = $qids[0];

        //    echo $qid;

            $total = count($qids);

        }

    }

?>
 
<!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=utf-8" />

<title>Untitled Document</title>

<script type="text/javascript" src="jQuery.js">

$('input:radio[name=theme]').click(function() {

  var val = $('input:radio[name=theme]:checked').val();

});

  </script>
 
<script type="text/javascript">
 
    function next()

    {

        var qno = parseInt($("#qno").html());

        var total = parseInt($("#total").html());

        if((qno+1) < total )

        {

            var no = qno + 1;

            var address = "getquestion.php?qno=" + no;

            $.ajax({url:address,success:function(result){

                $("#questions").html(result);        

                $("#qno").html(no);

            }});
 
        }

        else

        {

            alert(" you are at Last Question ");

        }
 
    }

    function back()

    { 
 
        var qno = parseInt($("#qno").html());

        var total = parseInt($("#total").html());

        if((qno-1) > 0 )

        {

            var no = qno - 1;

            var address = "getquestion.php?qno=" + no;

            $.ajax({url:address,success:function(result){

            $("#questions").html(result);        

            $("#qno").html(no);

            }});
 
        }

                else

                {

                alert(" you are at First Question ");

                }

    }

</script>

</head>
 
<body>

<div id="questions">

<form name="frmone">

<table cellpadding="15" cellspacing="15" align="center" border="5" >
 
        <?php

        $an  = isset($_GET["an"]) ? $_GET["an"] : "";
 
            include("dbcon.php");

            $con = mysql_connect(SERVERNAME,USERNAME,PASSWORD);

            if($con)

            {

                mysql_select_db(DBNAME,$con);

                $query = "select questiontext,optiona,optionb,optionc,optiond from testquestion where questionid=$qid";

                echo $query;

                $result = mysql_query($query,$con) or die(mysql_error($con));

                if( $result && mysql_num_rows($result) > 0 )

                {

                    while($row = mysql_fetch_array($result))

                    {

                        list($questiontext,$optiona,$optionb,$optionc,$optiond) = $row;
 
                        echo '<tr><th>' . $questiontext . '</th></tr>';
 
                        echo '<tr><td><input type="radio" id="radio" name="an" value="a"/>'.$optiona.'</td></tr>';

                        echo '<tr><td><input type="radio" id="radio" name="an" value="b"/>'.$optionb.'</td></tr>';

                        echo '<tr><td><input type="radio" id="radio" name="an" value="c"/>'.$optionc.'</td><tr>';

                        echo '<tr><td><input type="radio" id="radio" name="an" value="d"/>'.$optiond.'</td></tr>';                                                                

                        echo '</tr>';

                    }

                }

                else

                {

                    echo '<tr><td colspan="5" align="center">There is No Data</td></tr>';

                }
 
            }?>

            </table>

            </div>

            <?php

                echo '<span id="qno" style="display:none">0</span>';

                echo '<span id="total" style="display:none">' . $total . '</span>';

                echo '<center><input type="button" onclick="back()"  value="BACK">    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;';                                            

                echo '<input type="button" onclick="next()" value="NEXT"></center>';

            ?>

</form>

</body>

</html>

Jul 1 '14 #1

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1248

Dormilich

8,658

Recognized Expert Moderator Expert

is this supposed to be a PHP problem or a JavaScript problem? you can’t fix a PHP issue with JavaScript or vice versa.

if it’s a JavaScript problem please post the according HTML code and not the PHP that generates it.

Jul 2 '14 #2

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