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Asked: June 13, 20262026-06-13T18:34:56+00:00 2026-06-13T18:34:56+00:00

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<!-- <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> -->
<html>
 <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <title>Flot Examples</title>
    <link href="layout.css" rel="stylesheet" type="text/css">
    <!--[if lte IE 8]><![endif]-->
    <script  type="text/javascript" src="./js/excanvas.min.js"></script>
     <script type="text/javascript" src="./js/jquery.js"></script>
    <script  type="text/javascript" src="./js/jquery.flot.js"></script>
 </head>
    <body>
    <h1>Flot Examples</h1>

    <div id="placeholder" style="width:600px;height:300px;"></div>

    <p>Simple example. </p>
<?php

$server = "localhost";
    $user="harish";
    $password="password";  
    $database = "db";

    $connection = mysql_connect($server,$user,$password);
    $db = mysql_select_db($database,$connection);

query = "SELECT xval,yval FROM flottable";
    $result = mysql_query($query);        

    while($row = mysql_fetch_assoc($result))
    {
        $dataset1[] = array($row['xval'],$row['yval']);
    }

?>

<script type="text/javascript">
$(function () {
    var dataset1 = <?php echo json_encode($dataset1); ?>;

    $.plot($("#placeholder"), [ dataset1 ]);


}); 
/* $(function () {
     var d1 = [];
        for (var i = 0; i < 14; i += 0.5)
            d1.push([i, Math.sin(i)]); 
         $.plot($("#placeholder"), [ d1 ]);     });
 */
 </script>

 </body>
</html>

Guys this is my jsp code i am trying to retrieve data from my database and trying to plot it on FLOTCHART from 3dyas i had been googling i separately executed the php code in my eclipse juno it is working means $row[‘xval’] & $row[‘yval’] both gets the values from db correctly.but still i dont know why graph is plotted if i run this jsp file.I think i am doing something wrong i dont know where i also googled to get data from database in javascript but there also i got same result we should use php for this any help or guidance is appreciated

Reference: Retrieve data from mysql by php to create flot graph