Did you try my answer to your previous question
<https://groups.google.com/d/msg/google-visualization-api/JUM29eTDuUQ/5WB8kO7IKaAJ>
?
On Thursday, July 24, 2014 8:52:12 AM UTC-4, Romain Bernard wrote:
>
> Hi Everyone,First of all, I'd like to thank you all for being so helpful!Here
> is my concern. I'm trying to build an PHP page that render a Annotation
> chart from a query done on a Mysql DB.
>
> I tried many examples found in the forums to make an annotation chart
> working, but I miserably fail to have it working...
>
> I always get this error, and even if mysql_num_rows() is deprecated, I
> cannot find a way to have it replaced
>
> *Warning*: mysql_num_rows() expects parameter 1 to be resource, object
> given in
> */Applications/XAMPP/xamppfiles/htdocs/server1/Result_console4.php* on
> line *11*
>
> Is anyone able to provide me some help ?
>
>
> Thanks a lot!
>
> Romain
>
> Here is the entire code of my php page.
>
> <?php
>
> //DB connection parameters
>
> require_once("mysql_connect.php");
>
>
> $result = mysqli_query($con,"select date,value1,value2 from DATABASE");
>
>
> if ($result !== false) {
>
> $num=mysql_num_rows($result);
>
> $i=0;
>
> echo"";
>
>
> $output = Array();
>
> while ($i < $num) {
>
> $DateTimeArray=explode(' ', mysql_result($result,$i,"date"));
>
> $MYvalue1=mysql_result($result,$i,"value1");
>
> $MYvalue2=mysql_result($result,$i,"value2");
>
>
>
> $dateArray = explode('-', $DateTimeArray[0]);
>
> $year = $dateArray[0];
>
> $month = $dateArray[1] - 1; // adjust for javascript's 0-indexed months
>
> $day = $dateArray[2];
>
>
>
> $timeArray = explode(':', $DateTimeArray[1]);
>
> $hours = $timeArray[0];
>
> $minutes = $timeArray[1];
>
> $seconds = $timeArray[2];
>
>
>
> $output[] = "[new
> Date($year, $month, $day, $hours, $minutes, $seconds), $MYvalue1, $MYvalue2]";
>
> $i++;
>
> }
>
> }
>
>
> ?>
>
>
>
> <html>
>
> <head>
>
> </head>
>
> <script type='text/javascript' src='http://www.google.com/jsapi
> '></script>
>
> <script type='text/javascript'>
>
> google.load('visualization', '1.1',
> {'packages':['annotationchart']});
>
> google.setOnLoadCallback(drawChart);
>
> function drawChart() {
>
> var data = new google.visualization.DataTable();
>
> data.addColumn('datetime', 'Date');
>
> data.addColumn('number', 'value1');
>
> data.addColumn('number', 'value2');
>
> data.addRows([ <?php echo implode(',', $output); ?>]);
>
>
> var chart = new
> google.visualization.AnnotationChart(document.getElementById('chart_div'));
>
>
> var options = {
>
> displayAnnotations: true,
>
> };
>
>
> chart.draw(data, options);
>
> }
>
> </script>
>
>
> <body>
>
>
>
> Graph should be here.
>
>
>
> <div id='chart_div' style='width: 900px; height: 500px;'></div>
>
>
>
> </body>
>
> </html>
>
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