<head>
//
<script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>
</head>
<body>
<div ng-controller="MyCtrl" id="chart_div"></div>
<script type='text/javascript' src='js/angular.min.js'></script>
<script type="text/javascript" src="js/app.js"></script>
</body>
google.charts.load('current', {packages: ['corechart']});
google.charts.setOnLoadCallback(function() {
angular.bootstrap(document.body, ['myApp']);
});
angular.module('myApp', []).
controller('MyCtrl', ['$scope','$http',
function($scope,$http) {
$http.get('../ng1/json.php').then(function(response) {
var data1 = new google.visualization.DataTable();
data1.addColumn('string', 'year/mon');
data1.addColumn('number', 'avarage');
for(i = 0 ; i < response.data.length;i++) {
var ym = response.data[i]["updateday"].substr(0,4) + "/" + response.data[i]["updateday"].substr(5,2);
data1.addRow([ym, parseFloat(response.data[i]["sum(price)\/count(price)"])]);
};
var options = {
'title':'Sample Title',
'height':400
};
var chart = new google.visualization.LineChart(document.getElementById('chart_div'));
var formatter = new google.visualization.NumberFormat(
{fractionDigits: 2}
);
formatter.format(data1, 1);
chart.draw(data1, options);
});
}
]);
require("dbinfo.php");
$dsn = 'mysql:host=localhost;dbname='.$database.';charset=utf8';
try {
$dbh = new PDO($dsn, $username, $password,array(PDO::ATTR_EMULATE_PREPARES =>false,PDO::MYSQL_ATTR_INIT_COMMAND => "SET CHARACTER SET `utf8`"));
} catch (PDOException $e) {
exit('DB connect error'.$e->getMessage());
}
$st = $dbh->query("select updateday,sum(price)/count(price) from products GROUP BY updateday");
echo json_encode($st->fetchAll(PDO::FETCH_ASSOC));