Php Google Bar Chart Tutorial

PHP

Nicesnippets

70

04-09-2020


Hi Dev,

In this blog, I would like to share with you how to implement google bar chart in php. We will show create dynamic google bar chart in php and mysql. Make a simple chart by google chart api with php mysql. in this tutorial i going to learn you how to create google bar chart using google api in php with mysql.

In this example i am create populer framework chart . and I will show total popularity for framework using google bar chart in php with mysql.

Here I will give you full example for create dynamic google bar chart using google api in php, so let's follow bellow step by step.

Step 1 : Create Table

CREATE TABLE `framework` (

`id` int(11) NOT NULL PRIMARY KEY AUTO_INCREMENT,

`name` varchar(70) NOT NULL,

`number` int(11) NOT NULL,

`timestamp` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP

) ENGINE=InnoDB DEFAULT CHARSET=latin1

Step 2 : Configuration

config.php

<?php

$host = "localhost"; /* Host name */

$user = "root2"; /* User */

$password = "root"; /* Password */

$dbname = "post_data"; /* Database name */

$con = mysqli_connect($host, $user, $password,$dbname);

// Check connection

if (!$con) {

die("Connection failed: " . mysqli_connect_error());

}

$chartQuery = "SELECT * FROM bar_chart";

$chartQueryRecords = mysqli_query($con,$chartQuery);

?>

Step 3 : HTML & PHP

In this step,you can use google bar chart api and create google bar chart in this file. Display records from employee table and generate google bar chart with the test table.

index.php

<?php

include "config.php";

?>

<html>

<head>

<script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>

<body style="text-align: center;">

<h2 class="text-center">Generate Bar Chart in PHP</h2>

<div id="regions_div" style="width: 900px; height: 500px;"></div>

<div class="text-center">

<h2>nicesnippets.com</h2>

</div>

<script type="text/javascript">

google.charts.load('current', {

'packages':['imagebarchart'],

'mapsApiKey': 'AIzaSyD-9tSrke72PouQMnMX-a7eZSW0jkFMBWY'

});

google.charts.setOnLoadCallback(drawRegionsMap);

function drawRegionsMap() {

var data = google.visualization.arrayToDataTable([

['Year', 'Sales', 'Expenses'],

<?php

while($row = mysqli_fetch_assoc($chartQueryRecords)){

echo "['".$row['year']."',".$row['sales'].",".$row['expenses']."],";

}

?>

]);

var options = {

};

var chart = new google.visualization.ImageBarChart(document.getElementById('regions_div'));

chart.draw(data, options);

}

</script>

</head>

</body>

</html>

Now we are ready to run our example so run bellow command for quick run:

php -S localhost:8000

Now you can open bellow URL on your browser:

http://localhost:8000/index.php

It will help you...


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