this is my cod, there is any error but when i test it my page web a empty
???????
<?php
pg_connect("host=localhost port=5432 dbname=base_test user=postgres
password=123456") or die('Could not connect: ' . pg_last_error());
$q='SELECT "Facteur","building" from "Cout" where site=\'Montmorin\'';
$query=pg_query($q);
$n=pg_num_rows($query);
?>
<html>
<head>
<script type="text/javascript"
src="https://www.google.com/jsapi";></script>
<script type="text/javascript">
google.load("visualization", "1", {packages:["corechart"]});
google.setOnLoadCallback(drawChart);
function drawChart() {
var data = google.visualization.arrayToDataTable([
['building', 'Facteur'],
<?php
for($i=0; $i<$n; $i++)
{
$f=pg_fetch_row($query);
echo("['".$f[1]."', ".$f[0]."]");
}
?>
]);
var options = {
title: 'My Daily Activities'
};
var chart = new
google.visualization.PieChart(document.getElementById('chart_div'));
chart.draw(data, options);
}
</script>
</head>
<body>
<div id="chart_div" style="width: 900px; height: 500px;"></div>
</body>
</html>
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